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发明名称
RUECKFLUSSSPERRE FUER SCHNECKENKOLBENMASCHINEN ZUM SPRITZEN VON EXTRUDIERBAREN PLASTISCHEN MASSEN
摘要
申请公布号
DE7004898(U)
申请公布日期
1971.09.16
申请号
DE19700004898U
申请日期
1970.02.03
申请人
GEBRUEDER BATTENFELD
发明人
分类号
B29C45/52
主分类号
B29C45/52
代理机构
代理人
主权项
地址
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