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公开(公告)号:US3017287A
公开(公告)日:1962-01-16
申请号:US81453859
申请日:1959-05-20
Applicant: MIDLAND CHEMICAL CORP
Inventor: BERRY JOHN M , WITT EVERETTE E
公开(公告)号:US3017287A
公开(公告)日:1962-01-16
申请号:US81453859
申请日:1959-05-20
Applicant: MIDLAND CHEMICAL CORP
Inventor: BERRY JOHN M , WITT EVERETTE E