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发明名称
Improvements in or relating to internal spring retaining rings
摘要
申请公布号
GB796378(A)
申请公布日期
1958.06.11
申请号
GB19560005003
申请日期
1956.02.17
申请人
WALDES KOH-I-NOOR INC.
发明人
WURZEL HUGO
分类号
F16B21/18
主分类号
F16B21/18
代理机构
代理人
主权项
地址
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