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公开(公告)号：US1424888A
公开(公告)日：1922-08-08
申请号：US38272720
申请日：1920-05-20
Applicant: HYATT BEARINGS DIVISION GENERA
Inventor： EASON CLARENCE M
IPC: G01L1/02
CPC classification number: G01L1/02
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公开(公告)号：US1417461A
公开(公告)日：1922-05-23
申请号：US38272520
申请日：1920-05-20
Applicant: HYATT BEARINGS DIVISION GENERA
Inventor： EASON CLARENCE M
IPC: G01L1/02
CPC classification number: G01L1/02
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公开(公告)号：US1417462A
公开(公告)日：1922-05-23
申请号：US38272620
申请日：1920-05-20
Applicant: HYATT BEARINGS DIVISION GENERA
Inventor： EASON CLARENCE M
IPC: G01L1/02
CPC classification number: G01L1/02
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