-
-
-
公开(公告)号:US2067865A
公开(公告)日:1937-01-12
申请号:US64269132
申请日:1932-11-15
Applicant: TEXAS CO
Inventor: STORY LE ROY G
CPC classification number: C10G9/005
-
公开(公告)号:US2050816A
公开(公告)日:1936-08-11
申请号:US62399032
申请日:1932-07-22
Applicant: TEXAS CO
Inventor: STORY LE ROY G
CPC classification number: C10G9/00
-
公开(公告)号:US2043936A
公开(公告)日:1936-06-09
申请号:US63786832
申请日:1932-10-15
Applicant: TEXAS CO
Inventor: STORY LE ROY G
IPC: C10G17/06
CPC classification number: C10G17/06
-
-
-
-