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经营范围
发明名称
Draaischroef.
摘要
申请公布号
BE575529(A1)
申请公布日期
1959.05.29
申请号
BE19590575529
申请日期
1959.02.10
申请人
"DEMISCO" P.V.B.A.
发明人
分类号
(IPC1-7):B66F
主分类号
(IPC1-7):B66F
代理机构
代理人
主权项
地址
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