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经营范围
发明名称
Proportional pulse expander
摘要
申请公布号
US3152267(A)
申请公布日期
1964.10.06
申请号
US19610151756
申请日期
1961.11.13
申请人
INTERNATIONAL BUSINESS MACHINES CORPORATION
发明人
CLAPPER GENUNG L.
分类号
H03K5/04;H03K5/15
主分类号
H03K5/04
代理机构
代理人
主权项
地址
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