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经营范围
发明名称
PROCESS OF PRODUCING ELECTROTYPES
摘要
申请公布号
CA518377(A)
申请公布日期
1955.11.15
申请号
CAD518377
申请日期
申请人
HOMER L. BISHOP
发明人
HOMER L. BISHOP
分类号
主分类号
代理机构
代理人
主权项
地址
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