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公开(公告)号：US2237595A
公开(公告)日：1941-04-08
申请号：US33881840
申请日：1940-06-04
Applicant: SIMMONDS DEV CORP LTD
Inventor： VICTOR DYER JACK
CPC classification number: F16B5/025 , F16B37/044 , F16B37/045 , Y10S411/966 , Y10S411/971
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