US Patent: 1,680,956


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Wrench

Patentee:

Edward H. Simonsen (exact or similar names) - Chicago, IL

USPTO Classifications:

138/42, 81/186, 81/356, 81/360, 81/391, 81/427

Tool Categories:

wrenches : wrench adjustment types : quick adjust wrenches

wrenches : pliers type wrenches

Assignees:

R. M. Eddy Foundry Co. - Chicago, IL

Manufacturer:

Not known to have been produced

Witnesses:

none listed

Patent Dates:
Applied:	Feb. 05, 1925
Granted:	Aug. 14, 1928

Patent Pictures:

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Description:

Overall the tool resembles the "EIFEL" plier wrench. The specifications claim the distinctive features in this design make for more reliable operation with continued wear.

Ken Cope's "American Wrench Makers 1830-1930" notes the patent and the R.M. Eddy Foundry Co. assignment.

Rector, Hibben, Davis & Macauly - patent attorneys