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US Patent: 2,669,142
Cam operated sliding jaw closure remover
Patentee:
Clarence W. Fuller (exact or similar names) - Yonkers, NY

USPTO Classifications:
81/3.42

Tool Categories:
wrenches : jar wrenches

Assignees:
None

Manufacturer:
Riswell, Inc. - Greenwich, CT

Witnesses:
none listed

Patent Dates:
Applied: Jul. 28, 1952
Granted: Feb. 16, 1954

Patent Pictures: [ 1 | 2 | 3 | 4 ]
Patent 2,669,142 - edited drawing
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Description:
The claims focus on two areas: the clamping jaw segments, and the cam lever mechanism on the sliding jaw.

A known example is marked in part "GILHOOLIE" / "RISWELL .. GREENWICH" with the patent number. The tool includes bottle opener, etc. functions. Snippet views of period ads show other addresses including Cos Cob, CT (1957), Yonkers, NY (1953), and other supplier names.

The specifications include previous patents 1,114,649, 1,175,400, 1,394,033, 1,503,136, 1,902,216, 1,967,960 and 2,000,962.

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