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Inventor
TREMBLAY NELSON
US
3 patents
Patents
3 patents
US5944473A
Aug 31, 1999
Locking wheelchair lift
RICON CORP
47 citations
94
US5605431A
Feb 25, 1997
Locking wheelchair lift
RICON CORP
53 citations
90
US5445488A
Aug 29, 1995
Locking wheelchair lift
RICON CORP
27 citations
90