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发明名称
OVERHEAD BRICK LAYING APPARATUS
摘要
申请公布号
US3466883(A)
申请公布日期
1969.09.16
申请号
USD3466883
申请日期
1967.12.21
申请人
MAURICE E. DRENKEL
发明人
MAURICE E. DRENKEL
分类号
E04G21/22;(IPC1-7):E04G15/00;E04G21/00;F27D1/00
主分类号
E04G21/22
代理机构
代理人
主权项
地址
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