Electronic temperature monitor

- Qualitrol Corporation
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Description

FIG. 1 is a front elevational view of an electronic temperature monitor showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a right side elevational view thereof, the left side being substantially a mirror image thereto;

FIG. 4 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D217101 April 1970 Feldman
D224147 July 1972 Miller
D248455 July 11, 1978 Cunnie
D260004 July 28, 1981 Ohasi
D271380 November 15, 1983 Zanazzo
D271569 November 29, 1983 Lui
Other references
  • API Instruments Co. Bulletin #49-B-Mar. 1967, front cover-Temperature Controllers.
Patent History
Patent number: D287701
Type: Grant
Filed: Jun 27, 1984
Date of Patent: Jan 13, 1987
Assignee: Qualitrol Corporation (Fairport, NY)
Inventor: Joseph F. Foster (Fairport, NY)
Primary Examiner: Nelson C. Holtje
Attorneys: C. L. Johnson, Jr., S. J. Rudy
Application Number: 6/625,103
Classifications
Current U.S. Class: Regulator Or Control (D10/49)