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BEST PAIR) E83F=6689 Philips SQ Holland NOS gold pins 1964 (10.8ma and 10.8ma) - Tube World Express in 2023 | Gold pin, Philips, Gold
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E80CF Valvo Germany rebranded Philips Miniwatt SQ "PINCHED WAIST" NOS 1962 (6BL8 substitute) - Tube World Express | Philips, Glass printing, Germany
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