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经营范围
发明名称
HAND OPERATED HOIST
摘要
申请公布号
CA667938(A)
申请公布日期
1963.08.06
申请号
CAD667938
申请日期
申请人
RALPH A. RATCLIFF
发明人
RALPH A. RATCLIFF
分类号
主分类号
代理机构
代理人
主权项
地址
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