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发明名称
Improvements in or relating to coupling devices
摘要
申请公布号
GB331239(A)
申请公布日期
1930.06.26
申请号
GB19290009730
申请日期
1929.03.26
申请人
FELIX ALEXANDER JOSEPH
发明人
分类号
F16D23/08;F16D45/00
主分类号
F16D23/08
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