Wall-mounted smoke detector
Granted 13 Dec 1977 · no office action yet
Current assignee: National Presto Industries, Inc. · originally National Products, Inc.
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Inventors: Robert W. Becker, Thurber H. Morrison, Melvin H. Boldt · Examiner: Susan J. Lucas · AU 291 · TC 2900
Life of the patent
2 dated eventsDescription
1 parts›FIG. 1 is a top plan view of…
FIG. 1 is a top plan view of a wall-mounted smoke detector showing my new design;
FIG. 2 is an elevational view of one side of the smoke detector, being taken from a sight line below FIG. 1;
FIG. 3 is an elevational view of the smoke detector taken from the left hand side of FIG. 1, the right hand side being a mirror image thereof; and
FIG. 4 is an elevational view thereof taken from the side opposite to that shown in FIG. 2.
Claims
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