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公开(公告)号：US790279A
公开(公告)日：1905-05-23
申请号：US1904203689
申请日：1904-04-18
Applicant: BELLINGHAM RICHARD , BLOOMFIELD JAMES
Inventor： BELLINGHAM RICHARD , BLOOMFIELD JAMES
CPC classification number: B60C19/122 , Y10T152/10171 , Y10T152/10702
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