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December 5, 2010 | History
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Subjects
Data transmission systems, Specifications, TelephonePlaces
JapanEdition | Availability |
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1
Technical requirements for acoustic couplers
1980, Telecommunications Association, Shōwa 55
in English
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Book Details
Edition Notes
Cover title.
"Translated from the Technical Requirement based on NTT Public Notice no. 151, 1972"--Verso of cover.
In colophon: Prepared by Nihon Denshin Denwa Kōsha Shisetsukyoku.
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Feedback?December 5, 2010 | Edited by Open Library Bot | Added subjects from MARC records. |
December 10, 2009 | Created by WorkBot | add works page |