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发明名称
Moving means for cored building blocks
摘要
申请公布号
US2617548(A)
申请公布日期
1952.11.11
申请号
US19470734926
申请日期
1947.03.15
申请人
FALKNER ALBERT R
发明人
FALKNER ALBERT R.
分类号
B66C1/54
主分类号
B66C1/54
代理机构
代理人
主权项
地址
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