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The ornamental design for a bulldozer, as shown and described. |
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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.
Takahashi, Tomoyuki, Sato, Yoshito, Takamatsu, Takehiko, Chiba, Kazukiyo, Yoshizawa, Heiji, Oobora, Yoshimasa
| Patent | Priority | Assignee | Title |
| 8573505, | Apr 01 2010 | Thawing system for machinery undercarriages | |
| D401292, | Apr 28 1997 | New Bright Industrial Co., Ltd. | Toy bulldozer |
| D538303, | Dec 22 2005 | Komatsu Ltd | Bulldozer |
| D543557, | Dec 22 2005 | Komatsu Ltd | Bulldozer |
| D551683, | Dec 22 2005 | Komatsu Ltd. | Bulldozer |
| D552629, | Dec 22 2005 | Komatsu Ltd. | Bulldozer |
| D573161, | Dec 07 2007 | Caterpillar Inc. | Earth moving machine |
| Patent | Priority | Assignee | Title |
| 2777219, | |||
| 3869018, | |||
| 3871462, | |||
| D251845, | Jul 13 1977 | CATERPILLAR INC , A CORP OF DE | Endless track loader vehicle |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Apr 01 1981 | TAKAMATSU TAKEHIKO | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 01 1981 | YOSHIZAWA HEIJI | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 01 1981 | SATO YOSHITO | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 01 1981 | CHIBA KAZUKIYO | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 01 1981 | TAKAHASHI TOMOYUKI | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 01 1981 | OOBORA YOSHIMASA | Kabushiki Kaisha Komatsu Seisakusho | ASSIGNMENT OF ASSIGNORS INTEREST | 003879 | /0730 | |
| Apr 24 1981 | Kabushiki Kaisha Komatsu Seisakusho | (assignment on the face of the patent) | / |
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