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Publication numberUSD260741 S
Publication typeGrant
Application numberUS 06/052,017
Publication dateSep 15, 1981
Filing dateJun 25, 1979
Publication number052017, 06052017, US D260741 S, US D260741S, US-S-D260741, USD260741 S, USD260741S
InventorsYanta H. T. Lam
Original AssigneeMeyer Aluminium Limited
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Portable door alarm
US D260741 S
Abstract  available in
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  1. The ornamental design for a portable door alarm, as shown.

FIG. 1 is a front perspective view from above and one side of a portable door alarm showing my new design;

FIG. 2 is a view of the opposite side thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a bottom view thereof; and

FIG. 5 is a front perspective view thereof with the supporting hook in an extended position.

Non-Patent Citations
1Hardware Age, 8-1975, p. 174-Burglar/Fire Alarm.
U.S. ClassificationD10/106.1