Thermostat magnifier

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Description

FIG. 1 is a perspective view of a thermostat magnifier showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof; and

FIG. 4 is a side view thereof.

Referenced Cited
U.S. Patent Documents
D99267 April 1936 Clark
D136848 December 1943 Dreyfuss
D176657 January 1956 Dreyfuss
D179644 February 1957 Hose
D180443 June 1957 Dreyfuss
D188218 June 1960 Rosen
D189498 December 1960 Collins
D190050 April 1961 Duncan
D217500 May 1970 O'Connell
D248838 August 8, 1978 Pasquanette et al.
855473 June 1907 McAlpine
1788011 January 1931 Bryce
2107720 February 1938 Sworden
2312542 March 1943 Goodman
2533628 December 1950 Rosenberg
3546778 December 1970 Lepkowski
Foreign Patent Documents
891829 December 1943 FRX
476289 September 1969 CHX
440996 January 1936 GBX
511238 August 1939 GBX
1207498 October 1970 GBX
Other references
  • Rapkin "Clarity" Magnifiers, Advent, Semet, published by Mekeels Weekly Stamp News, vol. LIV, No. 7, 2/12/1940, p. 138. Honeywell Tradeline Controls, Thermostat publication, pp. 127 and 128.
Patent History
Patent number: D276731
Type: Grant
Filed: Jun 6, 1983
Date of Patent: Dec 11, 1984
Inventor: Gerald R. Steiner (St. Louis Park, MN)
Primary Examiner: Wallace R. Burke
Assistant Examiner: Horace B. Fay
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 6/501,484
Classifications
Current U.S. Class: Lens Or Objective (D16/134)