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公开(公告)号:US2009092A
公开(公告)日:1935-07-23
申请号:US41427029
申请日:1929-12-16
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: C10G9/20
CPC classification number: C10G9/20
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12.
公开(公告)号:US1971915A
公开(公告)日:1934-08-28
申请号:US47020330
申请日:1930-07-23
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: F27D1/00
CPC classification number: F27D1/004 , Y10T29/5134
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公开(公告)号:US1954089A
公开(公告)日:1934-04-10
申请号:US47463430
申请日:1930-08-11
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: C10G9/20
CPC classification number: C10G9/20
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公开(公告)号:US1946945A
公开(公告)日:1934-02-13
申请号:US47940930
申请日:1930-09-02
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: F16L43/00
CPC classification number: F16L43/005 , Y10S55/37
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公开(公告)号:US1881286A
公开(公告)日:1932-10-04
申请号:US35899929
申请日:1929-04-29
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: F22B21/34
CPC classification number: F22B21/34
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公开(公告)号:US2409780A
公开(公告)日:1946-10-22
申请号:US43050742
申请日:1942-02-11
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
CPC classification number: B01J8/1836 , B01J8/24 , B01J2208/00123 , B01J2208/00132
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公开(公告)号:US2391327A
公开(公告)日:1945-12-18
申请号:US45196742
申请日:1942-07-22
Applicant: UNIVERSAL OIL PROD CO
Inventor: MEKLER LEV A
IPC: B01J38/12
CPC classification number: B01J38/12
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公开(公告)号:US2365893A
公开(公告)日:1944-12-26
申请号:US28851039
申请日:1939-08-05
Applicant: UNIVERSAL OIL PROD CO
Inventor: PERCY MATHER , MEKLER LEV A
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公开(公告)号:US2363738A
公开(公告)日:1944-11-28
申请号:US28850939
申请日:1939-08-05
Applicant: UNIVERSAL OIL PROD CO
Inventor: PERCY MATHER , MEKLER LEV A
IPC: B01J8/02
CPC classification number: B01J8/0214
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公开(公告)号:US2357531A
公开(公告)日:1944-09-05
申请号:US28851139
申请日:1939-08-05
Applicant: UNIVERSAL OIL PROD CO
Inventor: PERCY MATHER , MEKLER LEV A
CPC classification number: B01J8/0207 , B01J38/12
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