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发明名称
Selective pneumatic-tube carrier
摘要
申请公布号
US1776068(A)
申请公布日期
1930.09.16
申请号
US19290408079
申请日期
1929.11.18
申请人
THE WESTERN UNION TELEGRAPH COMPANY
发明人
FRANCIS WILLIAM H.
分类号
B65G51/06
主分类号
B65G51/06
代理机构
代理人
主权项
地址
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