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发明名称
Improvements in means for removably retaining together two members mounted one within the other for relative rotation
摘要
申请公布号
GB650147(A)
申请公布日期
1951.02.14
申请号
GB19480022927
申请日期
1948.08.31
申请人
LEWDEN METAL PRODUCTS LIMITED;SIDNEY DENFIELD
发明人
分类号
B25B1/10
主分类号
B25B1/10
代理机构
代理人
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