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公开(公告)号：US1922624A
公开(公告)日：1933-08-15
申请号：US60163632
申请日：1932-03-28
Applicant: LOUIS LOMBARDO
Inventor： LOUIS LOMBARDO
IPC: F16H61/02
CPC classification number: F16H61/0293 , F16H2710/08 , Y10T74/19265 , Y10T477/688
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