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02-11-2014, 05:32 PM
Electronic M
M is for Memory
Join Date: Jan 2011
Location: Pewaukee/Delafield Wi
Posts: 15,465
IIRC the 8 pin octal base was introduced in 1936 so that is likely the earliest it could have been made.
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Tom C.
Zenith: The quality stays in EVEN after the name falls off!
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