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公开(公告)号:US2031935A
公开(公告)日:1936-02-25
申请号:US66714633
申请日:1933-04-21
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
CPC classification number: B01D39/06 , B01D27/005 , B01D27/02 , B01D2201/46
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公开(公告)号:US1747148A
公开(公告)日:1930-02-11
申请号:US35550629
申请日:1929-04-16
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: B01D35/00
CPC classification number: B01D35/005
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公开(公告)号:US1593116A
公开(公告)日:1926-07-20
申请号:US75516924
申请日:1924-12-11
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:US1523585A
公开(公告)日:1925-01-20
申请号:US72693424
申请日:1924-07-19
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:US1422180A
公开(公告)日:1922-07-11
申请号:US53382822
申请日:1922-02-03
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:US2525287A
公开(公告)日:1950-10-10
申请号:US73646747
申请日:1947-03-22
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: B01D27/02
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公开(公告)号:US2113535A
公开(公告)日:1938-04-05
申请号:US9007036
申请日:1936-07-11
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , PERKINS CLARENCE B
IPC: F23Q7/00
CPC classification number: F23Q7/00
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公开(公告)号:US2077744A
公开(公告)日:1937-04-20
申请号:US82135
申请日:1935-01-08
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , ASHTON PHILIP E
IPC: F02M37/22
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公开(公告)号:US1987597A
公开(公告)日:1935-01-15
申请号:US62754632
申请日:1932-08-05
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H , ASHTON PHILIP E
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公开(公告)号:US1723645A
公开(公告)日:1929-08-06
申请号:US71431424
申请日:1924-05-19
Applicant: CUNO ENG CORP
Inventor: CUNO CHARLES H
IPC: F23Q7/00
CPC classification number: F23Q7/00
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