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US Patent: D49,968
Jar Wrench
Patentee:
John L. Needham (exact or similar names) - Chicago, IL

USPTO Classifications:
D8/39

Tool Categories:
wrenches : jar wrenches

Assignees:
Boye Needle Co. - Chicago, IL

Manufacturer:
Boye Needle Co. - Chicago, IL

Witnesses:
Irwin C. Bowman
Chas. E. Gaylord
Patent Dates:
Applied: Sep. 08, 1916
Granted: Nov. 28, 1916

Patent Pictures:
John L. Needham Patent November 28, 1916
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Description:
Two hinged metal stampings form a jar lid wrench. Used along with patent no. 1,227,183 by the Boye Needle Company of Chicago.

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