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公开(公告)号:DE1172245B
公开(公告)日:1964-06-18
申请号:DED0040746
申请日:1963-01-23
Applicant: DEGUSSA
Inventor: KALLRATH GOTTFRIED , BIEGLER DR HANNS
公开(公告)号:DE1172245B
公开(公告)日:1964-06-18
申请号:DED0040746
申请日:1963-01-23
Applicant: DEGUSSA
Inventor: KALLRATH GOTTFRIED , BIEGLER DR HANNS