Mine car truck
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Description
FIG. 1 is a perspective view of a mine car truck showing the top, rear and left hand side of my new design.
FIG. 2 is a front perspective view thereof.
FIG. 3 is a perspective view showing the bottom, rear, and right hand side thereof.
Referenced Cited
U.S. Patent Documents
| D152988 | March 1949 | Laukus, Sr. |
| 486968 | November 1892 | Fisher |
| 2513266 | June 1950 | Laukus, Sr. |
Patent History
Patent number: D251901
Type: Grant
Filed: Jan 16, 1978
Date of Patent: May 22, 1979
Assignee: Huwood-Irwin Co. (Irwin, PA)
Inventor: Joseph L. O'Lear (Irwin, PA)
Primary Examiner: James M. Gandy
Attorney: Joseph A. DeGrandi
Application Number: 5/869,417
Type: Grant
Filed: Jan 16, 1978
Date of Patent: May 22, 1979
Assignee: Huwood-Irwin Co. (Irwin, PA)
Inventor: Joseph L. O'Lear (Irwin, PA)
Primary Examiner: James M. Gandy
Attorney: Joseph A. DeGrandi
Application Number: 5/869,417
Classifications
