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公开(公告)号:US2031936A
公开(公告)日:1936-02-25
申请号:US71060234
申请日:1934-02-10
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
CPC classification number: B01D27/005 , B01D27/02 , B01D27/08 , B01D27/103 , B01D2201/46 , Y10T29/49604 , Y10T29/49904
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公开(公告)号:US1827192A
公开(公告)日:1931-10-13
申请号:US22341427
申请日:1927-10-01
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , WOLFSON SIDNEY L
IPC: G01F23/66
CPC classification number: G01F23/66
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公开(公告)号:US1539545A
公开(公告)日:1925-05-26
申请号:US72883724
申请日:1924-07-29
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: F23Q7/00
CPC classification number: F23Q7/00
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公开(公告)号:US2269394A
公开(公告)日:1942-01-06
申请号:US10040636
申请日:1936-09-12
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , WOLFSON SIDNEY L
IPC: F23Q7/00
CPC classification number: F23Q7/00
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公开(公告)号:US2167322A
公开(公告)日:1939-07-25
申请号:US9103436
申请日:1936-07-17
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , WOLFSON SIDNEY L
CPC classification number: B01D29/11 , B01D29/48 , B01D29/52 , B01D29/682 , B01D2201/313
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公开(公告)号:US1769502A
公开(公告)日:1930-07-01
申请号:US40686229
申请日:1929-11-13
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
CPC classification number: B01D29/46 , B01D29/6476
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公开(公告)号:US1747149A
公开(公告)日:1930-02-11
申请号:US35651529
申请日:1929-04-19
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
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公开(公告)号:US1675293A
公开(公告)日:1928-06-26
申请号:US5734925
申请日:1925-09-19
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: F23Q7/00
CPC classification number: F23Q7/00
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公开(公告)号:US1657346A
公开(公告)日:1928-01-24
申请号:US16211427
申请日:1927-01-19
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: B01D29/46
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公开(公告)号:US1188906A
公开(公告)日:1916-06-27
申请号:US6434715
申请日:1915-11-30
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
CPC classification number: F02P7/0632 , H03M1/00
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