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公开(公告)号:JPH0539489A
公开(公告)日:1993-02-19
申请号:JP16171591
申请日:1991-07-02
Applicant: CONOCO INC
Inventor: ROIDO JII BEKURAFUTO
公开(公告)号:JPH0539489A
公开(公告)日:1993-02-19
申请号:JP16171591
申请日:1991-07-02
Applicant: CONOCO INC
Inventor: ROIDO JII BEKURAFUTO