Window opening and closing device

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Description

FIG. 1 is a view of the window opening and closing device from the top;

FIG. 2 is a view of the window opening and closing device from the bottom; and,

FIG. 3 is a view of the device from the side with the right, left, front and back views being substantially the same.

Referenced Cited
U.S. Patent Documents
D296651 July 12, 1988 de Armas
D329178 September 8, 1992 Ackerman
D342004 December 7, 1993 Wettstein
D343348 January 18, 1994 Ito et al.
4846025 July 11, 1989 Keller et al.
5518440 May 21, 1996 Bone
Patent History
Patent number: D389394
Type: Grant
Filed: Apr 1, 1996
Date of Patent: Jan 20, 1998
Inventor: Loren R. Taylor (Vancouver, WA)
Primary Examiner: James Gandy
Assistant Examiner: Linda Brooks
Application Number: 0/53,135
Classifications
Current U.S. Class: D/8312
International Classification: 0806;