Combined liquid level guage and thermometer

- Elesa S.p.A.
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Description

FIG. 1 is a front elevational view of a combined liquid level guage and thermometer showing my new design;

FIG. 2 is a left side elevational view thereof, the right side being a mirror image thereto;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof, the bottom plan being a mirror image thereto.

Referenced Cited
U.S. Patent Documents
D283804 May 13, 1986 Waters
2664645 January 1954 Qualman
2707396 May 1955 Dupure
3150524 September 1964 Arens
3835708 September 1974 Gruett
3886796 June 1975 Gruett
4116065 September 26, 1978 Jensen
Foreign Patent Documents
1133798 November 1968 GBX
Patent History
Patent number: D292072
Type: Grant
Filed: Sep 10, 1984
Date of Patent: Sep 29, 1987
Assignee: Elesa S.p.A. (Milan)
Inventor: Alberto Bertani (Milan)
Primary Examiner: Nelson C. Holtje
Law Firm: Stevens, Davis, Miller & Mosher
Application Number: 6/649,126
Classifications
Current U.S. Class: Plural Or Combined (D10/53); Expanding Fluid Type (D10/58)