Assignee

HANDI TRAK INC

US·2 granted patents·14 citations·filing 1990–1991

Technology mixA61G1 B60C1

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2 records

0142US5261470AWheelchair traction device for snow and iceHANDI TRAK INC·Filed 1991·Granted Nov 16, 1993·12 cites·4 claims
0223US5033993APositive, drive conversion kit for motorized wheelchairHANDI TRAK INC·Filed 1990·Granted Jul 23, 1991·2 cites·12 claims

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