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发明名称
Vorrichtung, mit der eine Einlage in den Ventilboden eingelegt wird
摘要
申请公布号
DE805224(C)
申请公布日期
1951.05.10
申请号
DE1949B000563
申请日期
1949.11.08
申请人
BISCHOF & KLEIN
发明人
分类号
B31B29/84
主分类号
B31B29/84
代理机构
代理人
主权项
地址
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