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公开(公告)号：US1177428A
公开(公告)日：1916-03-28
申请号：US964515
申请日：1915-02-20
Applicant: MELIN WALTER A
Inventor： MELIN WALTER A
CPC classification number: F01L1/06 , F01L1/08 , F01L2001/0473 , Y10T74/18296 , Y10T74/18312 , Y10T74/2107
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