A - Human Necessities – 63 – B
Patent
A - Human Necessities
63
B
273/99
A63B 69/38 (2006.01) A63B 61/00 (2006.01) A63B 69/00 (2006.01)
Patent
CA 1157894
TENNIS PRACTICE BACKBOARD ABSTRACT OF THE DISCLOSURE A tennis practice backboard and method of erecting it are provided that allow a tennis ball hit against the practice back- board to return to approximately the same spot at about the same height every time. The system is constructed at the tennis court from Q plurality of panels. The panels are formed of material that is very stable and is not affected by humidity, wind, rain, cold, heat or other adverse weather conditions.
373904
Hult Tore M.
Lombardi John P.
Trowbridge Robert H.
Connors (jimmy) Rally Champion Enterprise
Gowling Lafleur Henderson Llp
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