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发明名称
Means for pneumatically conveying plastic particulate material
摘要
申请公布号
US2784038(A)
申请公布日期
1957.03.05
申请号
US19560558435
申请日期
1956.01.11
申请人
DRACCO CORPORATION
发明人
SCHNEIDER GEORGE
分类号
B65G53/52
主分类号
B65G53/52
代理机构
代理人
主权项
地址
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