Ratchet wrench
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Description
FIG. 1 is a pictorial view of a ratchet wrench in accordance with the present invention.
FIG. 2 is a top plan view thereof.
FIG. 3 is a bottom plan view thereof.
FIG. 4 is a right side elevation thereof.
FIG. 5 is a left side elevation thereof.
FIG. 6 is a front elevation thereof.
FIG. 7 is a rear elevation thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D199149 | September 1964 | Greenlee |
722450 | March 1903 | Kershner |
2963929 | December 1960 | Barnes |
4253356 | March 3, 1981 | Martinmaas |
4485700 | December 4, 1984 | Colvin |
4561329 | December 31, 1985 | Lack |
0122179 | October 1984 | EPX |
- Popular Science, May 1987, p. 88, Ratchet Wrench, top right of page.
Patent History
Patent number: D300296
Type: Grant
Filed: Apr 15, 1986
Date of Patent: Mar 21, 1989
Assignee: Easco Corporation (Baltimore, MD)
Inventors: Jacob C. Krapowicz (Ridgefield, CT), William G. Mader (York, PA)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Clare E. Heflin
Attorney: Leonard Bloom
Application Number: 6/852,892
Type: Grant
Filed: Apr 15, 1986
Date of Patent: Mar 21, 1989
Assignee: Easco Corporation (Baltimore, MD)
Inventors: Jacob C. Krapowicz (Ridgefield, CT), William G. Mader (York, PA)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Clare E. Heflin
Attorney: Leonard Bloom
Application Number: 6/852,892
Classifications
Current U.S. Class:
D 8/25