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发明名称
Vacuum tube gate control circuit for solenoid actuated mechanism
摘要
申请公布号
US3049648(A)
申请公布日期
1962.08.14
申请号
US19580721425
申请日期
1958.03.14
申请人
MANDREL INDUSTRIES, INC.
发明人
NELSON JOHN R.
分类号
B07C5/36
主分类号
B07C5/36
代理机构
代理人
主权项
地址
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