History of the manufacturer
Chrystolite, Cowan Manufacturing Corporation; Indianapolis IN, Union Hill NJ
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| Name: | Chrystolite, Cowan Manufacturing Corporation; Indianapolis IN, Union Hill NJ (USA) |
| Abbreviation: | chrystolit |
| Products: | Tube manufacturer |
| Summary: |
Cowan Manufacturing Company This is a very rare company which made tubes in late 1924. They were only advertised in November of that year. The brand name is not mentioned in Tyne's "Saga of the Vacuum Tube" or in the kravig list of 201A tubes. They also made light bulbs (as late as 1925) and radiator covers. |
| History: |
This manufacturer was suggested by Fin Stewart.
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