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公开(公告)号：US1643017A
公开(公告)日：1927-09-20
申请号：US9084326
申请日：1926-02-26
Applicant: THOMPSON PROD INC
Inventor： HUFFERD GEORGE H
IPC: F16D3/36
CPC classification number: F16D3/36 , Y10T74/2142
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