Pneumatic hammer
Wang June 8, 2
U.S. patent number D491,036 [Application Number D/148,587] was granted by the patent office on 2004-06-08 for pneumatic hammer. Invention is credited to Kuan Lin Wang.
| United States Patent | D491,036 |
| Wang | June 8, 2004 |
Pneumatic hammer
Claims
The ornamental design for a pneumatic hammer, as shown and described.
| Inventors: | Wang; Kuan Lin (Taichung City, TW) |
|---|---|
| Appl. No.: | D/148,587 |
| Filed: | September 24, 2001 |
| Current U.S. Class: | D8/69; D8/68 |
| Current International Class: | 0802 |
| Field of Search: | ;D8/61,62,63,64,65,66,67,68,69,70,107 ;81/57.11,429,464,465,466,469,489 ;173/13,169,178,213,217 ;227/8,114,120,130,136,142 ;310/50 ;408/20,124,125,234,241R ;451/358 |
References Cited [Referenced By]
U.S. Patent Documents
| 3797723 | March 1974 | Perkins et al. |
| D316022 | April 1991 | Moraht |
| D322204 | December 1991 | Lee |
| D348382 | July 1994 | Kaiser |
| D383657 | September 1997 | Kaiser |
| D383658 | September 1997 | Kaiser |
| 5727726 | March 1998 | Lin |
| D402519 | December 1998 | Warner et al. |
| D402520 | December 1998 | Warner et al. |
| D402873 | December 1998 | Warner et al. |
| D403221 | December 1998 | Warner et al. |
| D415399 | October 1999 | Goforth et al. |
| 5967396 | October 1999 | Chuang |
| D417830 | December 1999 | Yang |
| D431989 | October 2000 | Lai |
| D433908 | November 2000 | Kaiser |
| D434628 | December 2000 | Etter et al. |
| 6325268 | December 2001 | Liang |
Assistant Examiner: Nelson; T. Chase
Attorney, Agent or Firm: Baxley; Charles E.
Description
FIG. 1 is a front-left-top perspective view of a pneumatic hammer, showing my new design;
FIG. 2 is a front elevational view thereof;
FIG. 3 is a rear elevational view thereof;
FIG. 4 is a left elevational view thereof;
FIG. 5 is a right elevational view thereof;
FIG. 6 is a bottom plan view thereof; and,
FIG. 7 is a top plan view thereof.
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