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公开(公告)号:US3234115A
公开(公告)日:1966-02-08
申请号:US29968963
申请日:1963-07-31
Applicant: ZIEGLER KARL
Inventor: KARL ZIEGLER , HERBERT LEHMKUHL , WOLFRAM GRIMME
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公开(公告)号:US3234114A
公开(公告)日:1966-02-08
申请号:US20866462
申请日:1962-06-27
Applicant: ZIEGLER KARL
Inventor: KARL ZIEGLER , HERBERT LEHMKUHL , WOLFRAM GRIMME
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