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发明名称
Fremgangsmåde og værktøj til fremstilling af en på et rotationslegeme, fortrinsvis et kegleformet legeme, som en skrue eller en spiral påviklelig ribbe til snegletransportører og lignende transportmekanismer.
摘要
申请公布号
DK97027(C)
申请公布日期
1963.10.07
申请号
DK19610004999
申请日期
1961.12.14
申请人
GUENTHER CLAAS
发明人
GUENTHER CLAAS
分类号
B21D;(IPC1-7):B21D
主分类号
B21D
代理机构
代理人
主权项
地址
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