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发明名称
Bulk material dispensing device
摘要
申请公布号
US2122216(A)
申请公布日期
1938.06.28
申请号
US19360085415
申请日期
1936.06.15
申请人
SEAWELL JOSEPH M
发明人
SEAWELL JOSEPH M.
分类号
A47G19/34
主分类号
A47G19/34
代理机构
代理人
主权项
地址
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