USD220590S - Combustion products detector

Info

United States Patent Ofifice Des. 220,590 Patented Apr. 27,1971:

COMBUSTION PRODUCTS DETECTOR Norbert Thomas Wolfe, Minneapolis, Minn., assignor to Honeywell Inc., Minneapolis, Minn.

Filed Oct. 15, 1969, Ser. No. 19,561

Term of patent 14 years Int. Cl. D29-01 U.S. Cl. D721 FIG. 2

FIG. 1 is a top plan view of a combustion products detector showing my new design;

FIG. 2 is an elevational view taken from the side thereof; and

,FIG. 3 is a partial cross-sectional view of FIG. 1 taken on line 3-3 thereof.

The recessed area or neck of the combustion products detector is rectangular.

Iclaim: The ornamental design for a combustion products detector, substantially as shown and described.

References Cited UNITED STATES PATENTS D; 179,562 D. 211,065 5/1968 Wolfe D721 2,870,434 1/1959 Schulze 340227.1

WALLACE R. BURKE, Primary Examiner S. J. MERCER, Assistant Examiner 1/1957 Dreyfuss 1352-7