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公开(公告)号:US973467A
公开(公告)日:1910-10-25
申请号:US1908469382
申请日:1908-12-26
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B03D1/00
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公开(公告)号:US979820A
公开(公告)日:1910-12-27
申请号:US1910559999
申请日:1910-05-07
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B03D1/00
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公开(公告)号:US639884A
公开(公告)日:1899-12-26
申请号:US1899713503
申请日:1899-04-18
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: E02D5/08
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公开(公告)号:US982785A
公开(公告)日:1911-01-31
申请号:US1908428402
申请日:1908-04-21
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B01J49/0021 , B01J49/09
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公开(公告)号:US916257A
公开(公告)日:1909-03-23
申请号:US1907382037
申请日:1907-07-03
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B07B9/00
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公开(公告)号:US983803A
公开(公告)日:1911-02-07
申请号:US1906348469
申请日:1906-12-18
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B07B13/113
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公开(公告)号:US924131A
公开(公告)日:1909-06-08
申请号:US1905270663
申请日:1905-07-21
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: B01D25/386 , B01D29/01 , C02F1/42 , Y10T137/86445
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公开(公告)号:US653205A
公开(公告)日:1900-07-10
申请号:US1900003215
申请日:1900-01-29
Applicant: BEHREND SAMUEL K
Inventor: BEHREND SAMUEL K
CPC classification number: E02F3/88
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