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公开(公告)号:US2517669A
公开(公告)日:1950-08-08
申请号:US68016446
申请日:1946-06-28
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H , CRAWLEY CHARLES H
IPC: F16L33/207
CPC classification number: F16L33/207
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公开(公告)号:US2449481A
公开(公告)日:1948-09-14
申请号:US53607044
申请日:1944-05-18
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H , LINDGREN GEORGE O R
IPC: F16K7/20
CPC classification number: F16K7/20
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公开(公告)号:US2540673A
公开(公告)日:1951-02-06
申请号:US78234147
申请日:1947-10-27
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H
IPC: D03D49/24
CPC classification number: D03D49/24
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公开(公告)号:US2449482A
公开(公告)日:1948-09-14
申请号:US58231745
申请日:1945-03-12
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H
IPC: F15B15/18
CPC classification number: F15B15/18
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公开(公告)号:US2596483A
公开(公告)日:1952-05-13
申请号:US78234247
申请日:1947-10-27
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H
IPC: D03D49/38
CPC classification number: D03D49/38
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公开(公告)号:US2464367A
公开(公告)日:1949-03-15
申请号:US69903046
申请日:1946-09-24
Applicant: WEATHERHEAD CO
Inventor: BALOGH ROY O , HUFFERD GEORGE H
IPC: F15B17/00
CPC classification number: F15B17/00
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公开(公告)号:US2417504A
公开(公告)日:1947-03-18
申请号:US53517844
申请日:1944-05-11
Applicant: WEATHERHEAD CO
Inventor: KNAGGS HAROLD J , HUFFERD GEORGE H
CPC classification number: F16G11/12 , B64C13/30 , Y10T74/20408
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公开(公告)号:US2489890A
公开(公告)日:1949-11-29
申请号:US66868146
申请日:1946-05-10
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H
IPC: F16L33/207
CPC classification number: F16L33/207
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公开(公告)号:US2466428A
公开(公告)日:1949-04-05
申请号:US60060845
申请日:1945-06-20
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H , NORMAN PAQUIN JOSEPH
IPC: F16J9/06
CPC classification number: F16J9/06 , F16J9/064 , Y10S277/909
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公开(公告)号:US2453792A
公开(公告)日:1948-11-16
申请号:US53561044
申请日:1944-05-15
Applicant: WEATHERHEAD CO
Inventor: HUFFERD GEORGE H , BEERLI NORBERT C
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