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公开(公告)号:US3416343A
公开(公告)日:1968-12-17
申请号:US53444766
申请日:1966-03-15
Applicant: GRINNELL CORP
Inventor: THIELSCH HELMUT J
IPC: B21C37/28
CPC classification number: B21C37/28
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公开(公告)号:US3396569A
公开(公告)日:1968-08-13
申请号:US50923165
申请日:1965-08-27
Applicant: TOLEDO HEATER COMPANY
Inventor: MILLER PETER J
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公开(公告)号:US3248920A
公开(公告)日:1966-05-03
申请号:US38146764
申请日:1964-07-09
Applicant: TOLEDO HEATER COMPANY
Inventor: MILLER PETER J
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公开(公告)号:US3074459A
公开(公告)日:1963-01-22
申请号:US1130460
申请日:1960-02-26
Applicant: METROPOLITAN OIL & GAS IND INC
Inventor: ROBERT PAVIA
CPC classification number: B21C37/28 , F16L43/003 , Y10T29/49876 , Y10T29/49922
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公开(公告)号:US2724891A
公开(公告)日:1955-11-29
申请号:US39136653
申请日:1953-11-10
Applicant: COMBUSTION ENG
Inventor: ANDRE HUET
IPC: B21C37/28
CPC classification number: B21C37/283 , Y10T29/4944 , Y10T29/49444
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公开(公告)号:US2674786A
公开(公告)日:1954-04-13
申请号:US20700251
申请日:1951-01-20
Applicant: WEATHERHEAD CO
Inventor: CRAWLEY CHARLES H
IPC: B21C37/28
CPC classification number: F16L43/001 , B23K1/0008 , B23K1/008 , B23K1/012 , B23K2201/04 , B23K2201/20 , Y10T29/49444
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27.
公开(公告)号:US2396110A
公开(公告)日:1946-03-05
申请号:US52912244
申请日:1944-04-01
Applicant: SUPERHEATER CO LTD
Inventor: MCKEE NEAL T
IPC: B21C37/28
CPC classification number: B21C37/283 , Y10T29/49373 , Y10T29/4944
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公开(公告)号:US2233556A
公开(公告)日:1941-03-04
申请号:US17185637
申请日:1937-10-30
Applicant: SUPERHEATER CO LTD
Inventor: WILHELM RIEGER
IPC: B21C37/28
CPC classification number: B21C37/283 , Y10T29/4944
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公开(公告)号:US2155079A
公开(公告)日:1939-04-18
申请号:US8341736
申请日:1936-06-04
Applicant: AMERICAN RADIATOR CO
Inventor: CORNELL JR EDWARD S
IPC: B21C37/28
CPC classification number: B21C37/28 , Y10T29/49444 , Y10T29/49446
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