-
公开(公告)号:US3311443A
公开(公告)日:1967-03-28
申请号:US41922164
申请日:1964-12-17
Applicant: BASF AG
Inventor: HANS BAUMANN , WILHELM FEDERKIEL , PETER RICHTER
公开(公告)号:US3311443A
公开(公告)日:1967-03-28
申请号:US41922164
申请日:1964-12-17
Applicant: BASF AG
Inventor: HANS BAUMANN , WILHELM FEDERKIEL , PETER RICHTER