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US Patent: D31,005
Wrench Member
Patentee:
Charles W. Cookson - Wilmington, CA

USPTO Classifications:
81/167, D8/22

Tool Categories:
wrenches : wrench components : wrench handle components

Assignees:
Charles W. Cookson - Wilmington, CA
George F. Hirsch - Long Beach, CA

Manufacturer:
Not known to have been produced

Witnesses:
Chas. E. Brock
T. P. Brett
C. J. Walker
E. W. Brewer

Patent Dates:
Applied: May 21, 1898
Granted: Jun. 13, 1899

Patent Pictures:
Charles W. Cookson patent June 13, 1899
USPTO pdf tiff
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Description:
The open ribbed frame is the essential feature of the design.

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