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SPI Elect-Mike a historical digital micrometer

cyanidekid

Titanium
Joined
Jun 4, 2016
Location
Brooklyn NYC
just posting this as a curiosity and a piece of metrology history. this was an early electronic digital micrometer,
from the 1970s I'd guess. it would have been cutting edge when it was new, still seems to be working very well.
 

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