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公开(公告)号:US2365562A
公开(公告)日:1944-12-19
申请号:US43545342
申请日:1942-03-20
Applicant: GEN MOTORS CORP
Inventor: KOEHRING ROLAND P
CPC classification number: F16C33/14 , B22F3/11 , B22F3/26 , B23P9/02 , F16C2220/20 , F16C2220/84 , F16C2223/04 , Y10T29/47 , Y10T29/49664
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公开(公告)号:US2242440A
公开(公告)日:1941-05-20
申请号:US22499738
申请日:1938-08-15
Applicant: NAT LEAD CO
Inventor: SHOEMAKER ROBERT J , HOUSE CHARLES M
CPC classification number: B61F5/32 , C22C47/066 , C22C49/02 , C22C49/14 , Y10T29/49705 , Y10T428/12361 , Y10T428/12701 , Y10T428/12708
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公开(公告)号:US2168300A
公开(公告)日:1939-08-01
申请号:US17165837
申请日:1937-10-29
Applicant: GEN MOTORS CORP
Inventor: LEMMING JOHN C
IPC: B21K1/04
CPC classification number: B21C1/26 , B21C3/04 , B21C37/30 , B21K1/04 , B22F3/1146 , B22F5/106 , B22F2999/00 , B22F3/164
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公开(公告)号:US2145460A
公开(公告)日:1939-01-31
申请号:US11321036
申请日:1936-11-28
Applicant: UNITED AIRCRAFT CORP
Inventor: RYDER EARLE A
IPC: B21K1/04
CPC classification number: B21F17/00 , B22D19/085 , B22F2998/00 , B22F2998/10 , C22C47/16 , C23C4/02 , C23C4/18 , F16C33/14 , F16C2220/60 , F16C2223/02 , F16C2223/08 , F16C2223/42 , Y10S164/02 , Y10S428/937 , Y10T29/49647 , Y10T29/49705 , Y10T74/2173 , Y10T428/12292 , Y10T428/12333 , C22C47/064 , B22F3/115 , B22F2003/247
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公开(公告)号:US2031982A
公开(公告)日:1936-02-25
申请号:US56555731
申请日:1931-09-28
Applicant: CLEVELAND GRAPHITE BRONZE CO
Inventor: SALZMAN GEORGE S
IPC: B21K1/04
CPC classification number: B21K1/04 , Y10T29/49673
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公开(公告)号:US1971083A
公开(公告)日:1934-08-21
申请号:US61477932
申请日:1932-06-01
Applicant: IM SCHLAA FRIEDRICH
Inventor: IM SCHLAA FRIEDRICH
IPC: B21K1/04
CPC classification number: B21K1/04 , B21J1/025 , Y10T29/49689
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公开(公告)号:US1956469A
公开(公告)日:1934-04-24
申请号:US48570030
申请日:1930-10-01
Applicant: CLEVELAND GRAPHITE BRONZE CO
Inventor: PALM JOHN V O
IPC: B21K1/04
CPC classification number: B21K25/00 , B21J1/06 , Y10T29/49675
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公开(公告)号:US1939782A
公开(公告)日:1933-12-19
申请号:US39868029
申请日:1929-10-10
Applicant: CLEVELAND GRAPHITE BRONZE CO
Inventor: KERRUISH EDWARD P
IPC: B21K1/04
CPC classification number: F16C33/14 , F16C2220/42 , F16C2220/70 , F16C2220/82 , F16C2223/44 , Y10T29/49675 , Y10T82/26
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公开(公告)号:US1936454A
公开(公告)日:1933-11-21
申请号:US31739428
申请日:1928-11-05
Applicant: CLEVELAND GRAPHITE BRONZE CO
Inventor: KLOCKE WILLIAM H
IPC: B21K1/04
CPC classification number: B21K1/04 , B21K27/02 , Y10T29/49668
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公开(公告)号:US1928544A
公开(公告)日:1933-09-26
申请号:US46161430
申请日:1930-06-16
Applicant: EDOUARD RICARD ALFRED
Inventor: EDOUARD RICARD ALFRED
IPC: B21K1/04
CPC classification number: B21K1/04 , Y10T29/47 , Y10T29/49677 , Y10T29/49705
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