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Hydraulic punch driver
D310009 Hydraulic punch driver
Patent Drawings:Drawing: D310009-2    Drawing: D310009-3    
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(2 images)

Inventor: Freiwald
Date Issued: August 21, 1990
Application: 07/121,732
Filed: November 17, 1987
Inventors: Freiwald; Edward S. (Rockford, IL)
Assignee: Greenlee Textron Inc. (Rockford, IL)
Primary Examiner: Herrmann; Winifred E.
Assistant Examiner: Warchol; John
Attorney Or Agent: Giangiorgi; R. A.
U.S. Class: D8/67; D8/98
Field Of Search: D8/61; D8/67; D8/98; 29/270; 29/278; 29/281; 72/453.15; 72/453.16; 72/453.17
International Class:
U.S Patent Documents: D261097; 4339942
Foreign Patent Documents:
Other References: Gardner-Denver advertisement; 1 page; 6/69; Section 11, p. 425, 1st edition "40-Series Angle Drills"..

Claim: The ornamental design for a hydraulic punch driver, as shown.
Description: FIG. 1 is a top plan view of a hydraulic punch driver showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear end elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a front end elevational view thereof; and

FIG. 6 is a bottom plan view thereof.

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