Early form of potassium photoelectric cell
- Made:
- 1927
Early form of potassium photoelectric cell, no termimals, sensitive metal supported on wall of bulb (1927)
Details
- Category:
- Electronic Components
- Object Number:
- 1935-647
- Materials:
- potassium
- type:
- photoelectric cell
- credit:
- General Electric Co. Ltd. Research Labor