Magnetic relay for electronic switching
1940
- Title
- Magnetic relay for electronic switching
- Collection
- Caltech Photographs
- Series
- Scientific Instrument Photographs
- Dates
- 1940
- Extents
- 1 photographs (negative)
- Abstract
- Developed in the 1940s or 1950s for Bell System automatic switching, by R.M. Bozorth (CIT 1922). Mfg. Bell Labs.