Patent
   D293808
Priority
Apr 22 1985
Filed
Apr 22 1985
Issued
Jan 19 1988
Expiry
Jan 19 2002
Assg.orig
Entity
unknown
2
3
n/a
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.

Patent Priority Assignee Title
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
4021036, Dec 05 1975 Tennis teaching machine with ball projector
4451036, Jul 02 1981 Batting practice device
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