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发明名称
Improvements in the manufacture of bricks or blocks
摘要
申请公布号
GB396381(A)
申请公布日期
1933.07.27
申请号
GB19320002507
申请日期
1932.01.27
申请人
LEONARD HALL
发明人
分类号
B28B1/04
主分类号
B28B1/04
代理机构
代理人
主权项
地址
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