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公开(公告)号：US1689750A
公开(公告)日：1928-10-30
申请号：US20152127
申请日：1927-06-25
Applicant: INGERSOLL BAND COMPANY
Inventor： REDFIELD SNOWDEN B
IPC: F16H7/12
CPC classification number: F16H7/1281 , Y10T403/32647
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