Temperature and humidity indicator

Description

FIG. 1 is a perspective view of a temperature and humidity indicator showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a rear elevational view thereof; and

FIG. 6 is a right side elevational view thereof, the left side being a mirror image thereof.

Referenced Cited
U.S. Patent Documents
D142431 September 1945 Lewis
D151959 December 1948 Bowers
D187669 April 1960 Monson
D201452 June 1965 Shipley
D223211 March 1972 Laughlin
D242329 November 1976 Van Kersen
D259184 May 12, 1981 Francis
D288536 March 3, 1987 Tanaka
2093767 September 1937 Rollefson
3521488 July 1970 Preiser
4384416 May 24, 1983 Kanzenberger
Patent History
Patent number: D297217
Type: Grant
Filed: Aug 12, 1985
Date of Patent: Aug 16, 1988
Inventor: Stephen H. Wolff (New York, NY)
Primary Examiner: Nelson C. Holtje
Law Firm: Jacobs & Jacobs
Application Number: 6/764,337
Classifications
Current U.S. Class: Plural Or Combined (D10/53)