Shanghai Telecommunications Factory (Formerly IT&T - TCI Library https://www.telephonecollectors.info/index.php/browse/document-repository/wiring-diagrams-technical-library/shanghai-telecommunications-factory-formerly-it-t?format=html Thu, 19 Aug 2010 15:40:51 -0700 en-GB hourly 1 Type ZZ-9 and GZ-10, Zz9 Gz10 Tl https://www.telephonecollectors.info/index.php/browse/document-repository/wiring-diagrams-technical-library/shanghai-telecommunications-factory-formerly-it-t/1976-type-zz-9-and-gz-10-zz9-gz10-tl?format=html Type ZZ-9 and GZ-10, Zz9 Gz10 Tl Type ZZ-9 and GZ-10

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