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1.
公开(公告)号:US1941816A
公开(公告)日:1934-01-02
申请号:US44631130
申请日:1930-04-22
Applicant: THOMAS STUART ALEXANDER
Inventor: THOMAS STUART ALEXANDER
IPC: C25B1/04
CPC classification number: C25B1/04 , Y02E60/366
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公开(公告)号:US1597553A
公开(公告)日:1926-08-24
申请号:US4036825
申请日:1925-06-29
Applicant: THOMAS STUART ALEXANDER
Inventor: THOMAS STUART ALEXANDER
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公开(公告)号:US2036613A
公开(公告)日:1936-04-07
申请号:US65996533
申请日:1933-03-07
Applicant: THOMAS STUART ALEXANDER
Inventor: THOMAS STUART ALEXANDER
IPC: C25B1/04
CPC classification number: C25B1/04 , Y02E60/366 , Y10S75/958 , Y10S204/04
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公开(公告)号:US2197085A
公开(公告)日:1940-04-16
申请号:US16877137
申请日:1937-10-13
Applicant: THOMAS STUART ALEXANDER
Inventor: THOMAS STUART ALEXANDER
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