History of the manufacturer
Quadruple Valve Co., Ltd., Nottingham
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| Name: | Quadruple Valve Co., Ltd., Nottingham (GB) |
| Abbreviation: | quadruple |
| Products: | Tube manufacturer |
| Summary: |
Quadruple Valve Co., Ltd., 1 Hoot Streeet, Nottingham: This company has built the "Four-in one" valve in 1929 in different versions - plus a scaled-down version with three triodes. See "Tube Collector" 13/3, June 2011 on page 13 - and the valve page. |
| History: |
See also British Patent GB 280.258 by Alfred John Garrod, filed May 9, 1927 and published November 17, 1927. The company was then formed in 1928. We have no knowledge what happened after 1929 and which other products were manufactured or sold. [1] K. Thrower: British Raedio Valves The Classic Years: 1926 - 1946, p. 251. Supplement p. 84 |
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