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发明名称
Improvements in and relating to roller bearing cages
摘要
申请公布号
GB740898(A)
申请公布日期
1955.11.23
申请号
GB19520021269
申请日期
1952.08.25
申请人
GEORG SCHAEFFLER;WILHELM SCHAEFFLER
发明人
分类号
F16C33/46
主分类号
F16C33/46
代理机构
代理人
主权项
地址
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