Fluid-powered hand punch
Description
FIG. 1 is a perspective view of the fluid-powered hand punch showing my new design with the power cord shown broken away to depict indeterminate length;
FIG. 2 is an enlarged rear elevational view thereof;
FIG. 3 is an enlarged end elevational view thereof;
FIG. 4 is an enlarged front elevational view thereof;
FIG. 5 is an enlarged side elevational view thereof, the opposite side being a mirror image.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D202377 | September 1965 | Broske et al. |
2140214 | December 1938 | Temple, Jr. |
2374400 | April 1945 | Westervelt |
3008234 | November 1961 | Mattera |
3372481 | March 1968 | Skinner |
4063412 | December 20, 1977 | Bruzek |
897355 | October 1953 | DEX |
- N.C.G. Co. advertising brochure for "Spotle T-575" Air Drill.
Patent History
Patent number: D287567
Type: Grant
Filed: Jan 19, 1984
Date of Patent: Jan 6, 1987
Inventor: Michael J. Chouinard (Milton, MA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: C. E. Heflin
Law Firm: Bromberg, Sunstein & McGregor
Application Number: 6/572,214
Type: Grant
Filed: Jan 19, 1984
Date of Patent: Jan 6, 1987
Inventor: Michael J. Chouinard (Milton, MA)
Primary Examiner: Susan J. Lucas
Assistant Examiner: C. E. Heflin
Law Firm: Bromberg, Sunstein & McGregor
Application Number: 6/572,214
Classifications
Current U.S. Class:
D 8/61