Adjustable Spanners

June 9, 2010

Coventry Movement Company

Filed under: Unusual — Tags: , — admin @ 7:59 pm

They made a small adjustable invented by Edwin Bolton, he applied for a patent in 1926 probably started making it soon after as an example has the patent application number on it, 17738/26, rather than the actual Patent 263633 which was granted on Jan 6th 1927

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