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发明名称
Improvements in double-link chains, especially sluice chains
摘要
申请公布号
GB822676(A)
申请公布日期
1959.10.28
申请号
GB19570030311
申请日期
1957.09.27
申请人
SIEMAG FEINMECHANISCHE WERKE G.M.B.H.
发明人
分类号
F16G13/06;F16G13/12
主分类号
F16G13/06
代理机构
代理人
主权项
地址
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