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公开(公告)号:US2103561A
公开(公告)日:1937-12-28
申请号:US63001632
申请日:1932-08-23
Applicant: TEXAS CO
Inventor: SMITH HARRIS A
CPC classification number: C10G9/14
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公开(公告)号:US2005675A
公开(公告)日:1935-06-18
申请号:US53304231
申请日:1931-04-27
Applicant: TEXAS CO
Inventor: HALL FRANK W , SMITH HARRIS A
IPC: C10G9/00
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公开(公告)号:US2090159A
公开(公告)日:1937-08-17
申请号:US2380335
申请日:1935-05-28
Applicant: TEXAS CO
Inventor: SMITH HARRIS A
IPC: C10G50/00
CPC classification number: C10G50/00
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公开(公告)号:US1949029A
公开(公告)日:1934-02-27
申请号:US46413030
申请日:1930-06-27
Applicant: TEXAS CO
Inventor: SMITH HARRIS A
IPC: C10G9/00
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