AT&T Archives: Testing the First Cell Phone Network (Bonus Edition) AT&T Tech Channel 10:52 12 years ago 180 474 Скачать Далее
AT&T Archives: Testing the First Public Cell Network AT&T Tech Channel 8:37 13 years ago 28 329 Скачать Далее
AT&T Testing First Public Cell Phone Network 1979 Recklessnutter 8:37 13 years ago 13 798 Скачать Далее
AT&T Archives: Advanced Mobile Phone Service (AMPS), a 1978 film on cell phones AT&T Tech Channel 14:21 10 years ago 73 066 Скачать Далее
AT&T Testing First Public Cell Phone Network in the 70's Millimeter Wave 8:37 11 years ago 359 Скачать Далее
AT&T Archives: Introduction to the Dial Telephone AT&T Tech Channel 1:24 12 years ago 193 102 Скачать Далее
AT&T Archives: Single Sideband, a 1977 film about microwave transmission AT&T Tech Channel 2:50 10 years ago 119 021 Скачать Далее
The Life of a Telephone Operator in 1969 (with special introduction) - AT&T Archives AT&T Tech Channel 17:01 11 years ago 411 892 Скачать Далее
Designing, Building and Testing the AT&T Trimline Phone - AT&T Archives AT&T Tech Channel 5:16 11 years ago 21 500 Скачать Далее
Reconnecting 170,000 Phone Customers in NYC After a Major Fire - AT&T Archives AT&T Tech Channel 22:41 12 years ago 113 116 Скачать Далее
Debut of the First Picturephone (1970) - AT&T Archives AT&T Tech Channel 5:16 12 years ago 110 293 Скачать Далее
Installing the Phone System of the World Trade Center (Bonus Edition) - AT&T Archives AT&T Tech Channel 6:20 11 years ago 281 763 Скачать Далее
