Cortelco Practices - TCI Library https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices?format=html Thu, 21 Mar 2019 14:44:40 -0700 en-GB hourly 1 Cortelco 50-554-108 i4 Mar89 - 2554 Pushbutton Dial Wall Telephones Circuit Labels https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12987-cortelco-50-554-108-i4-mar89-2554-pushbutton-dial-wall-telephones-circuit-labels?format=html Cortelco 50-554-108 i4 Mar89 - 2554 Pushbutton Dial Wall Telephones Circuit Labels Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12987-cortelco-50-554-108-i4-mar89-2554-pushbutton-dial-wall-telephones-circuit-labels?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:40 -0700 Cortelco 50-554-107 i3 Mar89 - 2554 Pushbutton Dial Wall Telephones Replacement Parts https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12986-cortelco-50-554-107-i3-mar89-2554-pushbutton-dial-wall-telephones-replacement-parts?format=html Cortelco 50-554-107 i3 Mar89 - 2554 Pushbutton Dial Wall Telephones Replacement Parts Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12986-cortelco-50-554-107-i3-mar89-2554-pushbutton-dial-wall-telephones-replacement-parts?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:37 -0700 Cortelco 50-554-106 i3 Mar89 - 2554 Pushbutton Dial Wall Telephones General Description https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12985-cortelco-50-554-106-i3-mar89-2554-pushbutton-dial-wall-telephones-general-description?format=html Cortelco 50-554-106 i3 Mar89 - 2554 Pushbutton Dial Wall Telephones General Description Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12985-cortelco-50-554-106-i3-mar89-2554-pushbutton-dial-wall-telephones-general-description?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:34 -0700 Cortelco 50-554-105 i4 Mar89 - 3554 Wall Telephone - Circuit Labels https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12984-cortelco-50-554-105-i4-mar89-3554-wall-telephone-circuit-labels?format=html Cortelco 50-554-105 i4 Mar89 - 3554 Wall Telephone - Circuit Labels Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12984-cortelco-50-554-105-i4-mar89-3554-wall-telephone-circuit-labels?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:31 -0700 Cortelco 50-554-104 i3 Mar89 - 3554 Wall Telephone - Replacement Parts https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12983-cortelco-50-554-104-i3-mar89-3554-wall-telephone-replacement-parts?format=html Cortelco 50-554-104 i3 Mar89 - 3554 Wall Telephone - Replacement Parts Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12983-cortelco-50-554-104-i3-mar89-3554-wall-telephone-replacement-parts?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:28 -0700 Cortelco 50-554-103 i2 Mar89 - 3554 Telephone - General Desc https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12982-cortelco-50-554-103-i2-mar89-3554-telephone-general-desc?format=html Cortelco 50-554-103 i2 Mar89 - 3554 Telephone - General Desc Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/12982-cortelco-50-554-103-i2-mar89-3554-telephone-general-desc?format=html Contributed by Steve Cichorsky. Processed by Remco Enthoven and Paul Fassbender.

]]> paul-f@verizon.net (Paul F) Cortelco Practices Thu, 21 Mar 2019 14:44:24 -0700 Cortelco 50-500-105 I4 Mar89 - 2500-series Circuit Labels https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4903-cortelco-50-500-105-i4-mar89-2500-series-circuit-labels?format=html Cortelco 50-500-105 I4 Mar89 - 2500-series Circuit Labels Single-line pushbutton dial desk telephones - Circuit Labels.  Shows wiring diagrams for variations of 2500 and 2502 sets.  Contributed by Steve Cichorsky.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4903-cortelco-50-500-105-i4-mar89-2500-series-circuit-labels?format=html Single-line pushbutton dial desk telephones - Circuit Labels.  Shows wiring diagrams for variations of 2500 and 2502 sets.  Contributed by Steve Cichorsky.

]]> (Anonymous) Cortelco Practices Fri, 30 Dec 2011 04:22:24 -0800 Cortelco 50-500-104 I3 Mar89 - 2500-series Replacement Parts https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4902-cortelco-50-500-104-i3-mar89-2500-series-replacement-parts?format=html Cortelco 50-500-104 I3 Mar89 - 2500-series Replacement Parts Single-line pushbutton dial desk telephones - Replacement Parts. Contributed by Steve Cichorsky.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4902-cortelco-50-500-104-i3-mar89-2500-series-replacement-parts?format=html Single-line pushbutton dial desk telephones - Replacement Parts. Contributed by Steve Cichorsky.

]]> (Anonymous) Cortelco Practices Fri, 30 Dec 2011 04:17:57 -0800 Cortelco 50-500-103 I3 Mar89 - 2500-series Description https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4901-cortelco-50-500-103-i3-mar89-2500-series-description?format=html Cortelco 50-500-103 I3 Mar89 - 2500-series Description Single-line pushbutton dial desk telephones, General Description - 2500 and 2502 sets. Contributed by Steve Cichorsky.

]]> https://www.telephonecollectors.info/index.php/browse/itt-practices/cortelco-practices/4901-cortelco-50-500-103-i3-mar89-2500-series-description?format=html Single-line pushbutton dial desk telephones, General Description - 2500 and 2502 sets. Contributed by Steve Cichorsky.

]]> (Anonymous) Cortelco Practices Fri, 30 Dec 2011 04:12:44 -0800