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公开(公告)号:US1522787A
公开(公告)日:1925-01-13
申请号:US47300021
申请日:1921-05-27
Applicant: CHARLES MEIER
Inventor: CHARLES MEIER
IPC: B22D19/12
CPC classification number: B22D19/12 , Y10S164/02 , Y10T29/49853
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公开(公告)号:US1731676A
公开(公告)日:1929-10-15
申请号:US3843725
申请日:1925-06-20
Applicant: CHARLES MEIER
Inventor: CHARLES MEIER
IPC: B22D17/00
CPC classification number: B22D17/00
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公开(公告)号:US1662158A
公开(公告)日:1928-03-13
申请号:US3843825
申请日:1925-06-20
Applicant: CHARLES MEIER
Inventor: CHARLES MEIER
IPC: C22C37/00
CPC classification number: C22C37/00
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公开(公告)号:US1837056A
公开(公告)日:1931-12-15
申请号:US46230630
申请日:1930-06-19
Applicant: CHARLES MEIER
Inventor: CHARLES MEIER
IPC: A01D67/00
CPC classification number: A01D67/00
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公开(公告)号:US1521782A
公开(公告)日:1925-01-06
申请号:US71918124
申请日:1924-06-10
Applicant: CHARLES MEIER
Inventor: CHARLES MEIER
IPC: A01J9/08
CPC classification number: A01J9/08
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