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公开(公告)号：US2589780A
公开(公告)日：1952-03-18
申请号：US78421447
申请日：1947-11-05
Applicant: GLENN L MARTIN CO
Inventor： JOSEPH COSTELLO , ROGERS FORGE , PRICE JR HOWARD S
IPC: F16L5/00
CPC classification number: F16L5/00 , Y10T24/3444
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