X-ray
Geissler
Crookes
Radio
Box art
Dr. Hugh Hicks
S.Slabyhoudek
M-Jay
Fort Myers, FL.
Monsieur Ara
Fin Stewart
Related links
Submit a link |
|
 |
 |
 |
 |
| |
Manufacturer / Brand Name
Unknown |
|
Country of Origin
USA |
|
Factory Location
|
|
Date of Manufacture
Unknown |
|
|
 |
 |
 |
|
 |
|
|
| |
Envelope
3.00" DIA. |
Atmosphere
|
|
|
Finish / Color
Wood |
Filament
|
|
|
Base
- |
|
|
|
|
|
|
|
 |
|
|
| |
A rather simple and primitive electrical contact switch. It was most likely used in low voltage situations. |
|
|
|
|
|
|
