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发明名称
Verfahren und Vorrichtung zum Herstellen einstueckiger Brunnenfilterschuesse
摘要
申请公布号
DE607233(C)
申请公布日期
1934.12.21
申请号
DED607233D
申请日期
1930.08.31
申请人
OTTO LAUBNER
发明人
分类号
B28B1/44;B28B1/48;B28B11/12;B28B15/00;B28B21/74;B28B21/92;B28B21/98
主分类号
B28B1/44
代理机构
代理人
主权项
地址
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