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发明名称
Cement mixing machine
摘要
申请公布号
US3020029(A)
申请公布日期
1962.02.06
申请号
US19570705913
申请日期
1957.12.30
申请人
VALDEMAR FEJMERT ERIK
发明人
FEJMERT ERIK VALDEMAR
分类号
B01F7/16
主分类号
B01F7/16
代理机构
代理人
主权项
地址
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