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US Patent: 1,933,512
Pipe Wrench
Patentee:
Walter Roy Moore (exact or similar names) - East Orange, NJ

USPTO Classifications:
81/70

Tool Categories:
wrenches : pipe wrenches : chain and strap wrenches

Assignees:
Billings & Spencer Co. - Hartford, CT

Manufacturer:
Not known to have been produced

Witnesses:
none listed

Patent Dates:
Applied: Oct. 01, 1930
Granted: Oct. 31, 1933

Patent Pictures:
Walter Roy Moore patent Oct. 31, 1933
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Description:
The patent claims features of the overall structure, with special emphasis on the cut-away portion of the central fittings jaw which protects the chain from excessive wear.

This is the 1st of three apparently related successive patents -- see also 1,933,513 and 1,933,514.

Horace L. Rockler - patent attorney

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