Electric eraser
Description
FIG. 1 is a bottom, right front perspective view of an electric eraser showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a top plan view thereof;
FIG. 4 is a bottom plan view thereof;
FIG. 5 is a left side elevational view, the right side being a mirror image thereof; and
FIG. 6 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
| D180101 | April 1957 | Robinson |
| D184831 | April 1959 | Palma, Jr. |
| D186922 | December 1959 | Streich et al. |
| D223969 | June 1972 | Collura |
| D229389 | November 1973 | Kahn |
| D286548 | November 4, 1986 | Hsieh |
| D301198 | May 23, 1989 | Hashino et al. |
| D303271 | September 5, 1989 | Lord |
| D308809 | June 26, 1990 | Kawabata |
| D311757 | October 30, 1990 | Crutchfield |
| 3368090 | February 1968 | Miller |
| 343843 | February 1960 | CHX |
- Design News 9/15/69 p. 44, See electric eraser-center page. Bruning Co. 6/2/71 Flyer-see eraser right center of page.
Patent History
Patent number: D324699
Type: Grant
Filed: Dec 19, 1989
Date of Patent: Mar 17, 1992
Assignee: Skylite Industry Co., Ltd. (Shizuoka)
Inventor: Keiichi Ohashi (Shizuoka)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Wegner, Cantor, Mueller & Player
Application Number: 7/452,331
Type: Grant
Filed: Dec 19, 1989
Date of Patent: Mar 17, 1992
Assignee: Skylite Industry Co., Ltd. (Shizuoka)
Inventor: Keiichi Ohashi (Shizuoka)
Primary Examiner: Bruce W. Dunkins
Assistant Examiner: Martha Thompson
Law Firm: Wegner, Cantor, Mueller & Player
Application Number: 7/452,331
Classifications