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经营范围
发明名称
DICHTUNG FUER EIN WAELZLAGER
摘要
申请公布号
DE2257760(B2)
申请公布日期
1977.05.12
申请号
DE19722257760
申请日期
1972.11.24
申请人
发明人
分类号
F16C33/78;(IPC1-7):16C33/78
主分类号
F16C33/78
代理机构
代理人
主权项
地址
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