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The ornamental design for a ball dropping device for batting practice, substantially as shown and described. |
FIG. 1 is a front perspective of a ball dropping device for batting practice showing our new design;
FIG. 2 is a sectional view taken along the line 2--2 of FIG. 1;
FIG. 3 is a perspective view from the opposite side of FIG 1;
FIG. 4 is a bottom plan view;
FIG. 5 is a rear elevationa;
FIG. 6 is a side elevation opposite FIG. 3;
FIG. 7 is a top plan view.
Durham, Henry B., Petty, Kenneth D.
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7892115, | Dec 31 2007 | Randy Paul, Thompson | Ball drop method and system |
8118692, | Mar 12 2010 | Baseball swing development tool |
Patent | Priority | Assignee | Title |
3937464, | Jun 19 1974 | Batting practice apparatus | |
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