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公开(公告)号：US2894495A
公开(公告)日：1959-07-14
申请号：US66442857
申请日：1957-06-07
Applicant: DOBROSAVLYEVITCH SLOBODAN M
Inventor： DOBROSAVLYEVITCH SLOBODAN M
CPC classification number: F02F1/32 , F01L1/28 , F02B3/06 , F02B23/04 , F02B2275/34 , Y02T10/125
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