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公开(公告)号:US2037625A
公开(公告)日:1936-04-14
申请号:US75346834
申请日:1934-11-17
Applicant: SCOVILL MANUFACTURING CO
Inventor: GOEPEL ARTHUR H , DONAHUE PATRICK F
IPC: F16L19/028
CPC classification number: F16L19/028 , E03C1/284 , Y10T137/4613
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公开(公告)号:US2170776A
公开(公告)日:1939-08-22
申请号:US22431938
申请日:1938-08-11
Applicant: SCOVILL MANUFACTURING CO
Inventor: GOEPEL ARTHUR H
IPC: A47K17/00
CPC classification number: A47K17/00
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公开(公告)号:US2033629A
公开(公告)日:1936-03-10
申请号:US75068934
申请日:1934-10-30
Applicant: SCOVILL MANUFACTURING CO
Inventor: GOEPEL ARTHUR H
IPC: A47K17/00
CPC classification number: A47K17/00
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