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Publication numberUSD217500 S
Publication typeGrant
Publication dateMay 5, 1970
Filing dateFeb 3, 1969
Publication numberUS D217500 S, US D217500S, US-S-D217500, USD217500 S, USD217500S
InventorsA-T-O Inc.
Export CitationBiBTeX, EndNote, RefMan
External Links: USPTO, USPTO Assignment, Espacenet
Temperature indicating instrument
US D217500 S
Abstract  available in
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Description  (OCR text may contain errors)

United States Patent Ofifice Patented May 5, 1970 TEMPERATURE INDICATING INSTRUMENT Samuel E. OConnell, New York, N.Y., assignor, by mesne assignments, to A-T-O Inc., Cleveland, Ohio, a corpoi-anon of Ohio Filed Feb. 3, 1969, Ser. No. 15,613

Term of patent 14 years Int. Cl. D10--07 US. Cl. D527 FIG. 1 is a perspective view of a temperature indicat- References Cited ing instrument embodying the design of this invention; N T D TATES PATENTS FIG. 2 is a top plan view of the instrument of FIG. 1; U I E 5 FIG. 3 is a side elevational view of the instrument of 120538 5/1940 Ford D527 FIG. 1 on an enlarged scale with portions of the outer 11200596 3/1965 Plavcan D527 case broken away showing the rotatable indicating ele- 2,743,612 5/1956 Kewon et 1- mennand 2,833,149 5/1958 Aldrldge et a1. 73-352 l f h t t f PIER: 4 1s a bottom p an view 0 t e ins rumen o WALLACE R-BURKEPnmary Examiner The dominant features of this design reside in the I. COOPERSMITH, Assistant Examiner portions shown in full lines.


The ornamental design for a temperature indicating instrument, as shown and described.

Referenced by
Citing PatentFiling datePublication dateApplicantTitle
US6681997Aug 21, 2002Jan 27, 2004Enhanced Visual Products, Inc.Visual and reading enhancement apparatus for thermostats and associated methods