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发明名称
KLAPPENSCHEIBE FUER ABSPERRKLAPPEN U. DGL. MIT DICHTUNGSRING.
摘要
申请公布号
DE1870251(U)
申请公布日期
1963.04.11
申请号
DE196200H2772U
申请日期
1962.09.29
申请人
HOCHDRUCK-DICHTUNGS-FABRIK SCHMITZ & SCHULTE
发明人
分类号
主分类号
代理机构
代理人
主权项
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