Aerodynamic wing attachment for windshield wiper arm
Description
FIG. 1 is a top, rear perspective view of an aerodynamic wing attachment for windshield wiper arm showing my new design;
FIG. 2 is a top plan view thereof;
FIG. 3 is a rear elevation view thereof;
FIG. 4 is a left side elevation view thereof;
FIG. 5 is a front elevation view thereof;
FIG. 6 is a right side elevation view thereof; and
FIG. 7 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D268020 | February 22, 1983 | Duvoux |
D287709 | January 13, 1987 | Mower et al. |
D296317 | June 21, 1988 | Mower et al. |
D308845 | June 26, 1990 | Charet et al. |
3350738 | November 1967 | Anderson |
3685086 | August 1972 | Frohlich |
3967340 | July 6, 1976 | Cmolik |
4590638 | May 27, 1986 | Beneteau |
4741071 | May 3, 1988 | Bauer et al. |
4766636 | August 30, 1988 | Shinpo |
4782547 | November 8, 1988 | Mohnach |
2106775 | April 1983 | GBX |
Patent History
Patent number: D323637
Type: Grant
Filed: Jul 11, 1989
Date of Patent: Feb 4, 1992
Inventor: Stephen G. Dipple (Waterdown, Ontario)
Primary Examiner: James M. Gandy
Law Firm: Rogers & Scott
Application Number: 7/378,511
Type: Grant
Filed: Jul 11, 1989
Date of Patent: Feb 4, 1992
Inventor: Stephen G. Dipple (Waterdown, Ontario)
Primary Examiner: James M. Gandy
Law Firm: Rogers & Scott
Application Number: 7/378,511
Classifications
Current U.S. Class:
D12/155