Catalogue
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Triotron Radio Tube Type 6F8G With Carton, by Triotron Radio, USA?, 20th Century
Inventory Number: 19616
Number of documents: 2
Document Type: Miscellaneous Note
Document Heading: Inscription
Text:
"TRIOTRON / TUBE / GUARANTEE VOID IF / CARTON IS BROKEN / AT TIME OF PURCHASE / FOREIGN / TRIOTRON / RADIO" printed on carton exterior. "6F8 / G" on other side of exterior surface of bulb.
Document Type: Miscellaneous Note
Document Heading: Maufacturer Details
Text:
Triotron was founded in 1925 and was a very minor manufacturer of radio valves. Despite having their central offices in London, this company is known to have imported valves from Austria.
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