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US Patent: 1,108,591
Wrench
Patentees:
Karl Leissle (exact or similar names) - Chicago, IL
Frank Bach (exact or similar names) - Chicago, IL

USPTO Classifications:
81/134, 81/140

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Robert H. Weir
Arthur W. Carlson
Mary F. Allen
Stanley W. Cook
Patent Dates:
Applied: Apr. 16, 1914
Granted: Aug. 25, 1914

Patent Pictures:
Karl Leissle and Frank Bach patent August 25, 1914
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Description:
Quick adjust nut wrench; the eccentric cam action tightens the grip after the first contact is set.

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