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发明名称
Concrete block molding apparatus
摘要
申请公布号
US2958917(A)
申请公布日期
1960.11.08
申请号
US19590811938
申请日期
1959.05.08
申请人
HARRIS JAMES F
发明人
HARRIS JAMES F.
分类号
B28B1/087
主分类号
B28B1/087
代理机构
代理人
主权项
地址
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