Louvre opener
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Description
FIG. 1 is a perspective view of a louvre opener showing my new design;
FIG. 2 is an end elevational view taken from the left of FIG. 1;
FIG. 3 is an end elevational view taken from the right of FIG. 1;
FIG. 4 is a side elevational view of the side opposite that shown in FIG. 1; and
FIG. 5 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
D198202 | May 1964 | Morgan |
D209901 | January 1968 | Fredricksen |
2626529 | January 1953 | Quoss |
3188074 | June 1965 | Revitz et al. |
3189339 | June 1965 | Siciliano |
3470764 | October 1969 | Frymire |
3954023 | May 4, 1976 | Perez-Aguilar |
Patent History
Patent number: D273089
Type: Grant
Filed: Sep 15, 1981
Date of Patent: Mar 20, 1984
Assignee: Thermoforce Limited (Cumbria)
Inventor: Albert Cole (Keswick)
Primary Examiner: B. J. Bullock
Law Firm: Shoemaker and Mattare, Ltd.
Application Number: 6/302,604
Type: Grant
Filed: Sep 15, 1981
Date of Patent: Mar 20, 1984
Assignee: Thermoforce Limited (Cumbria)
Inventor: Albert Cole (Keswick)
Primary Examiner: B. J. Bullock
Law Firm: Shoemaker and Mattare, Ltd.
Application Number: 6/302,604
Classifications
Current U.S. Class:
D/8400;
D/8308