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经营范围
发明名称
Improvements in or Relating to Pulley Arrangements
摘要
申请公布号
GB2082998(A)
申请公布日期
1982.03.17
申请号
GB19800028788
申请日期
1980.09.05
申请人
COAL INDUSTRY (PATENTS) LTD
发明人
分类号
B65H57/14;(IPC1-7):B65H57/14;B65H57/26
主分类号
B65H57/14
代理机构
代理人
主权项
地址
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