Sash lift
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Description
FIG. 1 is a perspective view of a sash lift showing my new design;
FIG. 2 is a top plan view, the bottom being a mirror image;
FIG. 3 is a front view, the rear being unornamented;
FIG. 4 is a left end view, the right end being a mirror image.
Referenced Cited
U.S. Patent Documents
Other references
D44099 | May 1913 | Gribko |
D68530 | October 1925 | Gray |
D71564 | November 1926 | Rosenthal |
D72725 | May 1927 | Rosenthal |
D76903 | November 1928 | Smith |
- An undated catalog sheet of Valli & Colombo. A page from a 1985 copyright catalog of Schlage Lock Co. A page from an undated catalog of Marks Hardware, Inc. An undated page from the catalog respecting JADO Products. A page from an undated catalog of Santile International Corporation respecting R S Schafer Products.
Patent History
Patent number: D297505
Type: Grant
Filed: Oct 23, 1986
Date of Patent: Sep 6, 1988
Assignee: Truth Incoporated (Owatonna, MN)
Inventor: Duane L. Mosch (Owatonna, MN)
Primary Examiner: B. J. Bullock
Law Firm: Wood, Dalton, Phillips, Mason & Rowe
Application Number: 6/922,558
Type: Grant
Filed: Oct 23, 1986
Date of Patent: Sep 6, 1988
Assignee: Truth Incoporated (Owatonna, MN)
Inventor: Duane L. Mosch (Owatonna, MN)
Primary Examiner: B. J. Bullock
Law Firm: Wood, Dalton, Phillips, Mason & Rowe
Application Number: 6/922,558
Classifications
Current U.S. Class:
D/8317