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发明名称
Verfahren zur Herstellung von unversenkbaren Schwimmkoerpern aus Kunststoff
摘要
申请公布号
DE1779646(A1)
申请公布日期
1971.09.30
申请号
DE19681779646
申请日期
1968.09.06
申请人
JOSEF POELZ & CO
发明人
FORRO,ERICH,ING.
分类号
B29C44/12;B63B35/34
主分类号
B29C44/12
代理机构
代理人
主权项
地址
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