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公开(公告)号:US1940015A
公开(公告)日:1933-12-19
申请号:US63227832
申请日:1932-09-09
Applicant: ALCO PRODUCTS INC
Inventor: EARL PETTY
IPC: C10G73/06
CPC classification number: C10G73/06
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公开(公告)号:US1940014A
公开(公告)日:1933-12-19
申请号:US62496832
申请日:1932-07-27
Applicant: ALCO PRODUCTS INC
Inventor: EARL PETTY
IPC: C10G73/06
CPC classification number: C10G73/06
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公开(公告)号:US2007546A
公开(公告)日:1935-07-09
申请号:US68244633
申请日:1933-07-27
Applicant: ALCO PRODUCTS INC
Inventor: EARL PETTY
IPC: C10G73/06
CPC classification number: C10G73/06
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公开(公告)号:US2023181A
公开(公告)日:1935-12-03
申请号:US61223832
申请日:1932-05-19
Applicant: ALCO PRODUCTS INC
Inventor: EARL PETTY
IPC: C10G73/36
CPC classification number: C10G73/36
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