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发明名称
SCREW CONVEYOR
摘要
申请公布号
US3429435(A)
申请公布日期
1969.02.25
申请号
USD3429435
申请日期
1967.06.26
申请人
HANS A. ECKHARDT
发明人
HANS A. ECKHARDT
分类号
B29C47/10;B29C47/38;(IPC1-7):B03C7/06;B65G33/14
主分类号
B29C47/10
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代理人
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