telephony
Topic | Replies | Views | Activity | |
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From 1956—“Tools of Telephony”: Western Electric in the Bell System |
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0 | 235 | 20 February 2023 |
Overseas Telephony before the Undersea Cables |
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0 | 208 | 5 February 2023 |
From 1950—Direct Dialing Long Distance Telephone Calls |
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1 | 306 | 22 December 2022 |
Soviet Speed Dialer with Magnetic Core Rope Memory |
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0 | 592 | 1 January 2022 |