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公开(公告)号：US2513437A
公开(公告)日：1950-07-04
申请号：US62057245
申请日：1945-10-05
Applicant: VENNER WILLIAM M , BOWSER PERCY L
Inventor： VENNER WILLIAM M , BOWSER PERCY L
IPC: F02F3/04
CPC classification number: F02F3/042 , F05C2201/021 , F05C2201/0448
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