-
公开(公告)号:US2564482A
公开(公告)日:1951-08-14
申请号:US60891345
申请日:1945-08-04
Applicant: YODER CO
Inventor: KENTIS JR GEORGE E
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US2394504A
公开(公告)日:1946-02-05
申请号:US46246542
申请日:1942-10-19
Applicant: ACME STEEL CO
Inventor: WILLIAM SCHROEDER
CPC classification number: B21C47/30 , B65H75/242
-
公开(公告)号:US2394503A
公开(公告)日:1946-02-05
申请号:US46245742
申请日:1942-10-19
Applicant: ACME STEEL CO
Inventor: WILSON ALLEN B
CPC classification number: B65H75/242 , B21C47/30
-
公开(公告)号:US2352042A
公开(公告)日:1944-06-20
申请号:US38607241
申请日:1941-03-31
Applicant: YODER CO
Inventor: VANDER LINDE EGBERT
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US2256400A
公开(公告)日:1941-09-16
申请号:US32748340
申请日:1940-04-02
Applicant: AETNA STANDARD ENG CO
Inventor: MATTHEWS PERCY W
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US2198276A
公开(公告)日:1940-04-23
申请号:US29251439
申请日:1939-08-29
Applicant: ROBINSON FRANK E
Inventor: ROBINSON FRANK E
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US2061109A
公开(公告)日:1936-11-17
申请号:US2610035
申请日:1935-06-12
Applicant: UNITED ENG FOUNDRY CO
Inventor: SIEGER MAURICE P
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US1986090A
公开(公告)日:1935-01-01
申请号:US67465033
申请日:1933-06-07
Applicant: ALUMINUM CO OF AMERICA
Inventor: WINTERS GARDNER L
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US1625506A
公开(公告)日:1927-04-19
申请号:US9338626
申请日:1926-03-09
Applicant: AMERICAN STEEL & WIRE CO
Inventor: EDWARD THOMAS
IPC: B21C47/30
CPC classification number: B21C47/30
-
公开(公告)号:US1513416A
公开(公告)日:1924-10-28
申请号:US65136823
申请日:1923-07-13
Applicant: NULLMEYER FRANK H
Inventor: NULLMEYER FRANK H
IPC: B21C47/30
CPC classification number: B21C47/30
-
-
-
-
-
-
-
-
-