Bulldozer
Takamatsu , et al. July 10, 1
U.S. patent number D274,621 [Application Number 06/257,414] was granted by the patent office on 1984-07-10 for bulldozer. This patent grant is currently assigned to Kabushiki Kaisha Komatsu Seisakusho. Invention is credited to Kazukiyo Chiba, Yoshimasa Oobora, Yoshito Sato, Tomoyuki Takahashi, Takehiko Takamatsu, Heiji Yoshizawa.
| United States Patent | D274,621 |
| Takamatsu , et al. | July 10, 1984 |
Bulldozer
Claims
The ornamental design for a bulldozer, as shown and described.
| Inventors: | Takamatsu; Takehiko (Tokyo, JP), Yoshizawa; Heiji (Hirakata, JP), Sato; Yoshito (Hirakata, JP), Chiba; Kazukiyo (Katano, JP), Takahashi; Tomoyuki (Yahata, JP), Oobora; Yoshimasa (Hirakata, JP) |
|---|---|
| Assignee: | Kabushiki Kaisha Komatsu
Seisakusho (Tokyo, JP) |
| Appl. No.: | 06/257,414 |
| Filed: | April 24, 1981 |
| Current U.S. Class: | D15/24 |
| Field of Search: | ;D15/25,24 ;180/9.2,9.5,9.46,89.1,89.12 ;214/195R,140,131R ;236/177 ;37/118R,118A |
References Cited [Referenced By]
U.S. Patent Documents
| D251845 | May 1979 | Youpperi et al. |
| 2777219 | April 1953 | Beant |
| 3869018 | March 1975 | Muller |
| 3871462 | March 1975 | Krolak et al. |
Other References
|
Construction Methods & Equipment, Jun. 1958, p. 130, #HD-216 (in middle left side).. |
Primary Examiner: Kemper; Catherine E.
Assistant Examiner: Gitlin; Suzanne N.
Attorney, Agent or Firm: Armstrong, Nikaido, Marmelstein & Kubovcik
Description
FIG. 1 is a front elevational view of a bulldozer showing my new design;
FIG. 2 is a right side elevational view thereof;
FIG. 3 is a left side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a rear elevational view thereof;
FIG. 6 is a bottom plan view thereof.
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