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发明名称
Parametric devices
摘要
申请公布号
US3299277(A)
申请公布日期
1967.01.17
申请号
US19630275888
申请日期
1963.04.26
申请人
SPERRY RAND CORPORATION
发明人
JR. JOHN PRESPER ECKERT,;BROWN ALBERT;HULLS LEONARD R.;BRINKER ROBERT A.
分类号
H03K3/47
主分类号
H03K3/47
代理机构
代理人
主权项
地址
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