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Inventor
NUNOTANI MASAO
JP
2 patents
Patents
2 patents
US4919551A
Apr 24, 1990
Bearing with improved lubrication seals
KOYO SEIKO CO
24 citations
89
US4948271A
Aug 14, 1990
Bearing structure with improved lubricating seals for supporting shaft element
KOYO SEIKO CO
16 citations
70