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Publication numberUSD248820 S
Publication typeGrant
Application numberUS 05/769,708
Publication dateAug 8, 1978
Filing dateFeb 17, 1977
Publication number05769708, 769708, US D248820 S, US D248820S, US-S-D248820, USD248820 S, USD248820S
InventorsRobert D. Roth, Raymond J. Schaedler
Original AssigneeChicago Pneumatic Tool Company
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Impact wrench
US D248820 S
Abstract  available in
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  1. The ornamental design for an impact wrench, as shown and described.

FIG. 1 is a perspective left and top view of an impact wrench embodying the design of our invention; and

FIG. 2 is a perspective right and bottom side view of the same.

Non-Patent Citations
1Skil 1973 Tool Catalog I-113, p. 45, air impact wrench Model 1108 at bottom right of page.
Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6491111Jul 17, 2000Dec 10, 2002Ingersoll-Rand CompanyRotary impact tool having a twin hammer mechanism
U.S. ClassificationD08/61