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公开(公告)号：US3292604A
公开(公告)日：1966-12-20
申请号：US40519764
申请日：1964-10-20
Applicant: JOSEPH RIFFE WILLIAM
Inventor： JOSEPH RIFFE WILLIAM
CPC classification number: F01L1/026 , F01L1/02 , F01L1/44 , Y10T74/2101 , Y10T74/2107
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