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发明名称
CONTROL DEVICE CONTAINING LIQUID RESISTOR WITH A VARIABLE VALUE
摘要
申请公布号
YU33638(B)
申请公布日期
1977.10.31
申请号
YU19700002143
申请日期
1970.08.25
申请人
NORBERT RAGER BEYRARD
发明人
分类号
H01C11/00;H01C10/02;(IPC1-7):G05B1/02
主分类号
H01C11/00
代理机构
代理人
主权项
地址
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