Thermostat magnifier
Description
FIG. 1 is a perspective view of a thermostat magnifier showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a bottom plan view thereof;
FIG. 4 is a side elevational view of the right side thereof; and
FIG. 5 is a sectional view taken along line 5--5 of FIG. 2.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
D99267 | April 1936 | Clark |
D136848 | December 1943 | Dreyfuss |
D142543 | October 1945 | Bechtell |
D176657 | January 1956 | Dreyfuss |
D179644 | February 1957 | Haven |
D180443 | June 1957 | Dreyfuss |
D189498 | December 1960 | Collins |
D190050 | April 1961 | Duncan |
D215245 | September 1969 | Schwab |
D217500 | May 1970 | O'Connell |
D248838 | August 8, 1978 | Pasquarette et al. |
D276731 | December 11, 1984 | Steiner |
1860986 | May 1932 | Boyce |
2312542 | March 1943 | Goodman |
2533628 | December 1950 | Rosenberg |
430182 | June 1926 | DEX |
329082 | April 1963 | FRX |
440996 | January 1936 | GBX |
596096 | December 1947 | GBX |
- "Rapkin" publication--Unbreakable Magnifiers. Honeywell--"Super Tradeline", 9-1981.
Patent History
Patent number: D291895
Type: Grant
Filed: Aug 25, 1986
Date of Patent: Sep 15, 1987
Inventor: Gerald R. Steiner (St. Louis Park, MN)
Primary Examiner: Louis S. Zarfas
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 6/899,673
Type: Grant
Filed: Aug 25, 1986
Date of Patent: Sep 15, 1987
Inventor: Gerald R. Steiner (St. Louis Park, MN)
Primary Examiner: Louis S. Zarfas
Law Firm: Burd, Bartz & Gutenkauf
Application Number: 6/899,673
Classifications
Current U.S. Class:
Lens Or Objective (D16/134)