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公开(公告)号：US2316956A
公开(公告)日：1943-04-20
申请号：US35659040
申请日：1940-09-13
Applicant: STANOLIND PIPE LINE COMPANY
Inventor： EUGENE HEATH HARRY
IPC: F16K35/10
CPC classification number: F16K35/10 , Y10T70/5637 , Y10T70/5664
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