Assignee

FENG SAINAN

US·1 granted patent·5 citations·filing 2008–2008

Technology mixB23P1 F16D1 G01D1 G01L1 G01P1 Y10S1

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1 record

0171US8083431B2Magnetic ring systems for attachment to a shaft and methods of making and usingFENG SAINAN·Filed 2008·Granted Dec 27, 2011·5 cites·14 claims

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