Ferreed switch crosspoint
- Made:
- 1970
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Science Museum Group
© The Board of Trustees of the Science Museum
Ferreed switch crosspoint, mounted in perspex block 3" square x 1", 1970
Details
- Category:
- Telecommunications
- Object Number:
- 1971-19
- Materials:
- prespex
- Measurements:
-
overall: 76.2 mm x 25.4 mm
- type:
- switch crosspoint
- credit:
- Bell Telephone Laboratories (New Jersey)
