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公开(公告)号：US2381206A
公开(公告)日：1945-08-07
申请号：US38908741
申请日：1941-04-17
Applicant: SIMMONDS DEV CORP LTD
Inventor： FRANCIS CLAYSON HARRY
IPC: F16B39/32
CPC classification number: F16B39/32 , Y10S411/928 , Y10S411/941
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