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公开(公告)号：US1209916A
公开(公告)日：1916-12-26
申请号：US5730815
申请日：1915-10-22
Applicant: BENJAMIN F GILPIN , CLARENCE M COOK , LAURENCE COOK , JOHN COOK , WENSLAY OLE
Inventor： WENSLAY OLE
CPC classification number: F04C29/0057
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