Safety lock for an electrical plug
Hamer , et al. December 30, 1
U.S. patent number D287,485 [Application Number 06/655,147] was granted by the patent office on 1986-12-30 for safety lock for an electrical plug. Invention is credited to Merlin L. Hamer, Wayne T. Mitchell.
| United States Patent | D287,485 |
| Hamer , et al. | December 30, 1986 |
Safety lock for an electrical plug
Claims
The ornamental design for a safety lock for an electrical plug, as shown and described.
| Inventors: | Hamer; Merlin L. (La Jolla, CA), Mitchell; Wayne T. (Cardiff-by-the-Sea, CA) |
|---|---|
| Appl. No.: | 06/655,147 |
| Filed: | September 27, 1984 |
| Current U.S. Class: | D13/156 |
| Field of Search: | ;D13/24,25,27-31 ;339/37 |
References Cited [Referenced By]
U.S. Patent Documents
| 2664734 | January 1954 | McEneaney |
| 2733416 | January 1956 | Evalt |
| 4025140 | May 1977 | Matys |
Attorney, Agent or Firm: Brown, Martin, Haller & Meador
Description
FIG. 1 is a perspective view from the front of a safety lock for an electrical plug, showing my new design;
FIG. 2 is a perspective view from the rear thereof;
FIG. 3 is a top plan view thereof; the bottom view being similar;
FIG. 4 is a front elevational view thereof; and
FIG. 5 is a rear elevational view thereof.
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