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经营范围
发明名称
Pulse amplitude measuring circuit
摘要
申请公布号
US2997651(A)
申请公布日期
1961.08.22
申请号
US19580708125
申请日期
1958.01.10
申请人
INTERNATIONAL TELEPHONE & TELEGRAPH CORPORATION
发明人
JR. WILLIAM E. RICHESON,;BLAKE JAMES A.
分类号
G01R19/04
主分类号
G01R19/04
代理机构
代理人
主权项
地址
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