Air pump
Latest E. I. Du Pont de Nemours and Company Patents:
Description
FIG. 1 is a front and side perspective view of an air pump showing our new design;
FIG. 2 is a side elevational view thereof, the opposite side being a mirror image of that shown; and
FIG. 3 is a rear elevational view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
| D282149 | January 14, 1986 | White |
| D301245 | May 23, 1989 | Hefling |
| 3295359 | January 1967 | Peck |
| 4063824 | December 20, 1977 | Baker et al. |
| 4269059 | May 26, 1981 | Baker |
| 4527953 | July 9, 1985 | Baker et al. |
| 4721517 | January 26, 1988 | Cloutier |
| 4764186 | August 16, 1988 | Langer |
| 4796475 | January 10, 1989 | Marpel |
| 702262 | December 1979 | SUX |
Patent History
Patent number: D316865
Type: Grant
Filed: Jul 28, 1988
Date of Patent: May 14, 1991
Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE)
Inventors: Eric J. Armstrong (Pennsburg, PA), Thomas L. Latone (Quakertown, PA)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Application Number: 7/228,804
Type: Grant
Filed: Jul 28, 1988
Date of Patent: May 14, 1991
Assignee: E. I. Du Pont de Nemours and Company (Wilmington, DE)
Inventors: Eric J. Armstrong (Pennsburg, PA), Thomas L. Latone (Quakertown, PA)
Primary Examiner: James M. Gandy
Assistant Examiner: Lisa Lichtenstein
Application Number: 7/228,804
Classifications
Current U.S. Class:
Pump Or Compressor (D15/7)
