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发明名称
Delay means
摘要
申请公布号
US2512156(A)
申请公布日期
1950.06.20
申请号
US19460651306
申请日期
1946.03.01
申请人
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF WAR
发明人
HOFFMANN ALLEN D.
分类号
H03H9/38
主分类号
H03H9/38
代理机构
代理人
主权项
地址
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