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公开(公告)号:CA349801A
公开(公告)日:1935-04-23
申请号:CA349801D
Applicant: STANDARD OIL DEV CO
Inventor: HOWARD FRANK A , HAUPT CHARLES A
公开(公告)号:CA349801A
公开(公告)日:1935-04-23
申请号:CA349801D
Applicant: STANDARD OIL DEV CO
Inventor: HOWARD FRANK A , HAUPT CHARLES A