Bell Labs "card file"
By Jim Stettler, ; posted August 19, 2007; hits 1553
 |
| The only name reference I see is "card file" Was this system ever in widespread use, or was it more of "Field Trial" technology. It is from November ,1953 |
By Jim Stettler, ; posted August 19, 2007; hits 1553
|
| The only name reference I see is "card file" Was this system ever in widespread use, or was it more of "Field Trial" technology. It is from November ,1953 |