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US Patent: 539,673
Wrench
Patentee:
Alexander Delhommer (exact or similar names) - Beaux Bridge, LA

USPTO Classifications:
81/116

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

Assignees:
None

Manufacturer:
Not known to have been produced

Witnesses:
Paul Johst
Theo. G. Wooster
R. Martin
Albert Bienvenn
Patent Dates:
Applied: Oct. 19, 1894
Granted: May 21, 1895

Patent Pictures:
Alexander Delhommer patent May 21, 1895
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Description:
Set screw holds the adjustment of a wedge that closes the jaws against the pressure of a leaf spring that pushes them open.

Ken Cope's "American Wrench Makers 1830-1930" cites an 1895 SCIENTIFIC AMERICAN items that implies Delhommer intended to produce the wrench.

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