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公开(公告)号:US2529379A
公开(公告)日:1950-11-07
申请号:US6304248
申请日:1948-12-02
Applicant: HECTOR DUMONT FRANCOIS PIERRE
Inventor: HECTOR DUMONT FRANCOIS PIERRE
CPC classification number: F16H63/46 , B60K2702/20 , B60W10/02 , B60W10/10 , Y10T74/19242 , Y10T74/19279
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