Title
System modules 4139 A and 4141 A
Catalog Number
102749300
Type
Still image
Description
4139 A is two-input positive AND gates OR'd into an inverter. 4141 A is 4139 with logic interconnections made by wiring between lugs on a board.
Date
ca. 1962
Publisher
Digital Equipment Corporation (DEC)
Identifying Numbers
| File number |
583 |
DEC identification number |
Format
Negative
Category
Publicity photograph
Collection Title
Digital Equipment Corporation records
Series Title
Still images: Negatives
Credit
Gift of Hewlett-Packard Company
