Table tennis practice device
United States Patent 3043592
US Patent References:
/0691299.html
- - 0691299

/0994888.html
- - 0994888

/1287197.html
- - 1287197

Game apparatus
- - 1577959

Game
- - 1961155


Inventors:
Lohr, Raymond J.
Publication Date:
07/10/1962
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Assignee:
MARX & CO LOUIS
Primary Class:
473/436
Other Classes:
124/26, 124/50, 273/395, 124/39
International Classes:
A63B67/04; A63B69/40
US Patent References:
2508461Apparatus for practicing ping-pong and the like
2765171Ball return and throwing device
2819901Knockdown backstop