Pivoted Coil Electrical Temperature Indicator, 1920-22
Portable pivoted coil-type electrical temperature indicator (Serial No. 1695), by Siemens Brothers & Co. Limited, London, England, 1920-22.
Details
- Category:
- Heat
- Object Number:
- 1922-496
- Materials:
- bakelite, plastic (unidentified), brass (copper, zinc alloy), copper (metal), steel (metal), glass, rubber (unidentified) and mahogany (wood)
- Measurements:
-
overall: 83 mm x 185 mm x 185 mm, , 2.345kg
- credit:
- Kindly donated by Telent Technology Services Limited