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公开(公告)号:US897418A
公开(公告)日:1908-09-01
申请号:US1907404367
申请日:1907-11-29
Applicant: JAMES O WILSON
Inventor: SHERIDAN ANDREW J
CPC classification number: B01D29/39
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公开(公告)号:US844417A
公开(公告)日:1907-02-19
申请号:US1906326565
申请日:1906-07-17
Applicant: JAMES O WILSON
Inventor: SHERIDAN ANDREW J
CPC classification number: B01D35/02
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