History of the manufacturer
Visitron / Neotron (tubes), G-M Scientific Instrument Co. / Laboratories, Inc.; Urbana and Chicago, IL
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Both will display your name after an officer has activated your content, and will be displayed under «Further details ...» plus the text also in the forum.
| Name: | Visitron / Neotron (tubes), G-M Scientific Instrument Co. / Laboratories, Inc.; Urbana and Chicago, IL (USA) |
| Abbreviation: | visitron-g |
| Products: | Model types Others Tube manufacturer |
| Summary: |
G-M Scientific Instrument Co. G-M Laboratories, Inc. Manufacturer of photo tubes Visitron and Neotron for mechanical television in the 1920/1930s. Advertisements in 1930 gave different addresses, apparently arbitrarily switching between numbers 180, 1802, 1807 and 1810 Grace St. The company later went on to also produce measuring equipment, relays and (in the 1960s) servo motors. |
| History: |
The phototube division (Visitron) was acquired by the Rauland Corporation in 1944. |
This manufacturer was suggested by Wolfgang Scheida.
[rmxhdet-en]
Further details for this manufacturer by the members (rmfiorg):
Harry Alter's Radio Book December 1927
Avdertisement in "Electronics", Nov. 1930
Avdertisement in "Electronics", Feb. 1943
Logo in 1943
from "Radio News", November 1944, p.106
Advertisement in "Electronics", August 5, 1960
Visitron tube box by G-M Labs
G.M. photometric foot candle meter case
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