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US Patent: 819,246
Wrench
Patentee:
Charles H. Noyes - Decatur, NE

USPTO Classifications:
74/110, 81/163, 81/171, 81/172

Tool Categories:
wrenches : wrench adjustment types : quick adjust wrenches
wrenches : nut wrenches

Assignees:
None

Manufacturer:
Mason Wrench & Tool Co. - Chicago, IL

Witnesses:
Charles E. Barlow
Bertha A. Barlow

Patent Dates:
Applied: Jan. 06, 1905
Granted: May 01, 1906

Patent Pictures: [ 1 | 2 ]
Charles H. Noyes Pat. May 1, 1906
USPTO pdf tiff
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Description:
A quick-adjusting wrench with a sliding collar imparting motion to a double-threaded shaft; the turning shaft adjusts the jaw.

The specifications differentiate the patent from Leo Kules' July 3, 1903 patent (No. 732,752).

A 1907 item in MODERN MACHINERY notes "four sizes and two different styles."

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