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发明名称
PNEUMATIC DISPATCH TUBE APPARATUS
摘要
申请公布号
CA326551(A)
申请公布日期
1932.10.04
申请号
CAD326551
申请日期
申请人
THE GENERAL CONVEYORS LIMITED
发明人
JOHN T. NEEDHAM
分类号
主分类号
代理机构
代理人
主权项
地址
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