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公开(公告)号:US1858110A
公开(公告)日:1932-05-10
申请号:US20388927
申请日:1927-07-07
Applicant: GRAY PROCESSES CORP
Inventor: HARRY PEASE
IPC: C10G50/00
CPC classification number: C10G50/00
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公开(公告)号:US1853972A
公开(公告)日:1932-04-12
申请号:US12800826
申请日:1926-08-09
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
IPC: C10G50/00
CPC classification number: C10G50/00
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公开(公告)号:US1825861A
公开(公告)日:1931-10-06
申请号:US35746529
申请日:1929-04-23
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
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公开(公告)号:US1823895A
公开(公告)日:1931-09-22
申请号:US13205526
申请日:1926-08-28
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
IPC: B01J8/12
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公开(公告)号:US1768683A
公开(公告)日:1930-07-01
申请号:US14786626
申请日:1926-11-12
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
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公开(公告)号:US2370713A
公开(公告)日:1945-03-06
申请号:US39535441
申请日:1941-05-27
Applicant: GRAY PROCESSES CORP
Inventor: LAWRENCE CARLSON
IPC: B01J38/00
CPC classification number: B01J38/00
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公开(公告)号:US2123194A
公开(公告)日:1938-07-12
申请号:US71343734
申请日:1934-03-01
Applicant: GRAY PROCESSES CORP
Inventor: MANDELBAUM MALVIN R
IPC: C10G50/00
CPC classification number: C10G50/00
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公开(公告)号:US2044421A
公开(公告)日:1936-06-16
申请号:US69142633
申请日:1933-09-29
Applicant: GRAY PROCESSES CORP
Inventor: COOKE HORACE B
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公开(公告)号:US1952751A
公开(公告)日:1934-03-27
申请号:US49248230
申请日:1930-10-31
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
IPC: C10G50/00
CPC classification number: C10G50/00
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公开(公告)号:US1901158A
公开(公告)日:1933-03-14
申请号:US47145430
申请日:1930-07-29
Applicant: GRAY PROCESSES CORP
Inventor: GRAY THOMAS T
CPC classification number: B01J8/02 , B01J8/003 , B01J2208/00203 , B01J2208/00495 , B01J2208/0053 , Y10S261/72
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