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经营范围
发明名称
Dustless batcher
摘要
申请公布号
US1779734(A)
申请公布日期
1930.10.28
申请号
US19280287028
申请日期
1928.06.20
申请人
HARM GEORGE O
发明人
HARM GEORGE O.
分类号
B28C7/00
主分类号
B28C7/00
代理机构
代理人
主权项
地址
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