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公开(公告)号:US2767964A
公开(公告)日:1956-10-23
申请号:US41563354
申请日:1954-03-11
Applicant: GALIGHER COMPANY
Inventor: POTTS JOHN T
IPC: B03D1/16
CPC classification number: B03D1/16
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公开(公告)号:US2673724A
公开(公告)日:1954-03-30
申请号:US23671251
申请日:1951-07-14
Applicant: GALIGHER COMPANY
Inventor: POTTS JOHN T
IPC: B03D1/16
CPC classification number: B03D1/1493 , B03D1/22 , B03D1/245
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