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经营范围
发明名称
MINIATURE POTENTIOMETER WITH FRICTION WHEEL DRIVE
摘要
申请公布号
US3614703(A)
申请公布日期
1971.10.19
申请号
USD3614703
申请日期
1970.04.01
申请人
BOURNS INC.
发明人
RONALD L. FROEBE
分类号
H01C10/14;H01C10/32;(IPC1-7):H01C9/02
主分类号
H01C10/14
代理机构
代理人
主权项
地址
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