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发明名称
Method of molding concrete blocks
摘要
申请公布号
US2311479(A)
申请公布日期
1943.02.16
申请号
US19410409571
申请日期
1941.09.04
申请人
SHUGART ROBERT B
发明人
SHUGART ROBERT B.
分类号
B28B23/02
主分类号
B28B23/02
代理机构
代理人
主权项
地址
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