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发明名称
Improvements in driving chains for sprocket wheels
摘要
申请公布号
GB360351(A)
申请公布日期
1931.11.05
申请号
GB19310015433
申请日期
1931.05.26
申请人
AKTIEBOLAGET C. E. JOHANSSON
发明人
分类号
F16G13/06
主分类号
F16G13/06
代理机构
代理人
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地址
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