In Reply to: RE: How does the 'button base' looks like ? posted by JKT on August 25, 2015 at 13:14:15:
Height from bottom of tube to the base of the glass envelope?
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Follow Ups
- Do you refer to height, rather than "thick"-ness? - Lew 06:34:33 08/26/15 (1)
- "Button base" illustrated.... - Steve O 20:36:12 08/26/15 (0)