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经营范围
发明名称
Zwischenring
摘要
申请公布号
DE1956988(A1)
申请公布日期
1970.06.18
申请号
DE19691956988
申请日期
1969.11.13
申请人
OY WAERTSILAE AB
发明人
KRONHOLM,EINAR
分类号
A01B23/00
主分类号
A01B23/00
代理机构
代理人
主权项
地址
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