Extension cord locking device

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Description

FIG. 1 is a top, front perspective view of an extension cord locking device showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
D208426 August 1967 Lodemeier
D244612 June 7, 1977 Burns
D275175 August 21, 1984 Rolli, Jr.
2406567 August 1946 Schueneman
4183603 January 15, 1980 Donarummo
Patent History
Patent number: D312818
Type: Grant
Filed: Jul 24, 1987
Date of Patent: Dec 11, 1990
Inventor: Bijan Bayat (Dallas, TX)
Primary Examiner: Susan J. Lucas
Law Firm: Timmons & Kelly
Application Number: 7/77,324
Classifications
Current U.S. Class: Cap, Cover Or Boot (D13/156); D/8356