1952
1954

1953

WE 302 pushbutton prototype
WE 302 pushbutton prototype
Bell Labs Western Electric
Transistors first used in telephone equipment
PDF: 700 SERIES Leich Brochure
700 SERIES Leich Brochure
Ad: 'Sally doesnt solder anymore'
'Sally doesnt solder anymore'
Photo: Audrey Hepburn
Audrey Hepburn
Video: The Transistor (Bell System)
The Transistor (Bell System)
Karnaugh invents the Karnaugh Map
Maurice Karnaugh
PDF: AT&T Annual Report 1953
AT&T Annual Report 1953
Ad: 'Making dials'
'Making dials'
Photo: How to Marry a Millionaire
How to Marry a Millionaire
PDF: Ericsson 1953 crossbar switching brochure
Ericsson 1953 crossbar switching brochure
PDF: The Magic of Communication
The Magic of Communication