Assignee
KEYSTONE ENGINEERING COMPANY
US·2 granted patents·33 citations·filing 1982–1982
Top patents by PatentIndex Score
2 records- 0168US4400042AHigh performance low torque anti-friction bearing assemblyKEYSTONE ENGINEERING COMPANY·Filed 1982·Granted Aug 23, 1983·27 cites·26 claims
- 0229US4523793AHigh-performance low-torque anti-friction bearing assemblyKEYSTONE ENGINEERING COMPANY·Filed 1982·Granted Jun 18, 1985·6 cites·14 claims
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