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发明名称
SELF-STARTER DEVICE FOR PENNING-TYPE ION PUMPS
摘要
申请公布号
US3572972(A)
申请公布日期
1971.03.30
申请号
USD3572972
申请日期
1969.04.02
申请人
THOMSON-CSF
发明人
CHARLES BIGUENET;JEAN PONTVIANNE
分类号
H01J41/20;(IPC1-7):F04B37/02
主分类号
H01J41/20
代理机构
代理人
主权项
地址
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