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The ornamental design for a ball throwing machine, as shown. |
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FIG. 1 is a perspective view of the ball throwing machine showing our new design.
FIG. 2 is a plan view.
FIG. 3 is a right side elevation.
FIG. 4 is a front elevation.
FIG. 5 is a left side elevation.
FIG. 6 is a rear elevation.
Moore, Robert L., Haller, Jack S.
| Patent | Priority | Assignee | Title |
| D278841, | Nov 08 1982 | Master Pitching Machine, Inc. | Housing for ball pitching machine |
| D340491, | Feb 21 1992 | Automatic ball throwing machine | |
| D641437, | Aug 24 2010 | TH LOBSTER TENNIS, LLC | Ball throwing machine |
| Patent | Priority | Assignee | Title |
| 2908266, | |||
| 2918915, | |||
| 3913552, |
| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Jul 21 1977 | Rallymaster, Inc. | (assignment on the face of the patent) | / |
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