Patent
   D271949
Priority
May 29 1981
Filed
May 29 1981
Issued
Dec 27 1983
Expiry
Dec 27 1997
Assg.orig
Entity
unknown
2
2
n/a
The ornamental design for a smoke detector, substantially as shown and described.

FIG. 1 is a front, left side perspective view of a smoke detector showing my new design;

FIG. 2 is a right side elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a front perspective view thereof with the hanger in its extended position.

DeChristopher, Louis J.

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Patent Priority Assignee Title
3924300,
3938120, May 06 1974 Baltimore Brushes, Inc. Talking door sentinel
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