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经营范围
发明名称
CEMENT BLOCK MOULDING MACHINE
摘要
申请公布号
CA310928(A)
申请公布日期
1931.04.28
申请号
CAD310928
申请日期
申请人
ARTHUR CARTON;JOHN H. HENDERSON;JAMES E. MONTGOMERY;ELGIN TRIMBLE;THOMAS WATSON
发明人
LEE C. CARTON
分类号
主分类号
代理机构
代理人
主权项
地址
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