Patent
   D287485
Priority
Sep 27 1984
Filed
Sep 27 1984
Issued
Dec 30 1986
Expiry
Dec 30 2000
Assg.orig
Entity
unknown
4
3
n/a
The ornamental design for a safety lock for an electrical plug, as shown and described.

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.

Mitchell, Wayne T., Hamer, Merlin L.

Patent Priority Assignee Title
D307751, Jan 14 1988 Iwatsu Electric Co., Ltd. Telephone set
D414110, Dec 19 1997 L OREAL S A Protective container
D713358, Dec 10 2013 T-lead lockout box
ER9072,
Patent Priority Assignee Title
2664734,
2733416,
4025140, Aug 02 1974 Tula Machine Co., Inc. Locking device for the prongs of an electrical plug
Executed onAssignorAssigneeConveyanceFrameReelDoc
n/a
Date Maintenance Fee Events


n/a
Date Maintenance Schedule