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公开(公告)号:US2862861A
公开(公告)日:1958-12-02
申请号:US64104857
申请日:1957-02-19
Applicant: HARSHAW CHEM CORP
Inventor: MOY PAUL W
IPC: C25D3/40
CPC classification number: C25D3/40
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公开(公告)号:US2539588A
公开(公告)日:1951-01-30
申请号:US7705049
申请日:1949-02-17
Applicant: HARSHAW CHEM CORP
Inventor: MOY PAUL W
IPC: C25D3/18
CPC classification number: C25D3/18
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公开(公告)号:US2773818A
公开(公告)日:1956-12-11
申请号:US43127454
申请日:1954-05-20
Applicant: HARSHAW CHEM CORP
Inventor: MOY PAUL W , DU ROSE ARTHUR H
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公开(公告)号:US3030281A
公开(公告)日:1962-04-17
申请号:US12439061
申请日:1961-07-17
Applicant: HARSHAW CHEM CORP
Inventor: MOY PAUL W
IPC: C25D3/02
CPC classification number: C25D3/02 , Y10S204/13
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公开(公告)号:US2528902A
公开(公告)日:1950-11-07
申请号:US75427647
申请日:1947-06-12
Applicant: HARSHAW CHEM CORP
Inventor: MOY PAUL W , KARASH WALTER P
IPC: C25D3/18
CPC classification number: C25D3/18
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公开(公告)号:US2524010A
公开(公告)日:1950-09-26
申请号:US68315746
申请日:1946-07-12
Applicant: HARSHAW CHEM CORP
Inventor: DU ROSE ARTHUR H , MOY PAUL W
IPC: C25D3/12
CPC classification number: C25D3/12
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