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发明名称
Immersion type vibrator for consolidating concrete
摘要
申请公布号
US2940326(A)
申请公布日期
1960.06.14
申请号
US19570670407
申请日期
1957.07.08
申请人
MASCHINEN- & APPARATEBAU K. LAIER
发明人
MEYER RUDOLPH
分类号
E04G21/08
主分类号
E04G21/08
代理机构
代理人
主权项
地址
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