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经营范围
发明名称
Constructional block
摘要
申请公布号
US1998421(A)
申请公布日期
1935.04.16
申请号
US19290385705
申请日期
1929.08.14
申请人
THE PHILIP CAREY MANUFACTURING COMPANY
发明人
FISCHER ALBERT C.
分类号
E01C11/10
主分类号
E01C11/10
代理机构
代理人
主权项
地址
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