Retractable blade knife
Description
FIG. 1 is a side elevational view of the retractable blade knife showing my new design with the blade extended;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view of the retractable blade knife showing my new design with the blade in the retracted position;
FIG. 4 is a side elevational view thereof;
FIG. 5 is an opposite side elevational view thereof;
FIG. 6 is a front elevational view thereof;
FIG. 7 is a cross-sectional view thereof taken along the line 7--7 in FIG. 5;
FIG. 8 is a top plan view thereof;
FIG. 9 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D155087 | September 1949 | Gordenier |
D264803 | June 8, 1982 | Machida |
460658 | October 1891 | Pickering |
2474609 | June 1949 | Wolf |
1522454 | August 1978 | GBX |
- Hong Kong Enterprise, Apr. 1983, p. 196; retractable blade cutters on left side of page.
Patent History
Patent number: D305609
Type: Grant
Filed: Jul 7, 1987
Date of Patent: Jan 23, 1990
Assignee: Sanrio Company, Ltd. (Tokyo)
Inventor: Shintaro Tsuji (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Clare E. Heflin
Law Firm: Owen, Wickersham & Erickson
Application Number: 7/70,513
Type: Grant
Filed: Jul 7, 1987
Date of Patent: Jan 23, 1990
Assignee: Sanrio Company, Ltd. (Tokyo)
Inventor: Shintaro Tsuji (Tokyo)
Primary Examiner: Nelson C. Holtje
Assistant Examiner: Clare E. Heflin
Law Firm: Owen, Wickersham & Erickson
Application Number: 7/70,513
Classifications
Current U.S. Class:
D 8/99