Title:
Gravity bowling ball projector
United States Patent 3159401
US Patent References:
Toy track
- - 1576140

Bowling game board
- - 1681590

Amusement device
- - 2318958

/2664053.html
- - 2664053

Sports apparatus
- - 3083967


Inventors:
Ikenberry, Robert V.
Publication Date:
12/01/1964
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Assignee:
Ikenberry, Robert V.
Primary Class:
473/56
Other Classes:
273/129R
International Classes:
A63B71/00; A63D5/00