Six germanium surface barrier transistors
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LicenseSix germanium surface barrier transistors: philco SB100 (1958);
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Six germanium surface barrier transistors: philco SB100 (1958); Semics SB345 (c.1960); Semics SAC44 (c.1960); Semics DAT.2 (c.1960); Semics DAT1A (c.1960); One unknown
