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经营范围
发明名称
NONLINEAR RESISTOR
摘要
申请公布号
US3505633(A)
申请公布日期
1970.04.07
申请号
USD3505633
申请日期
1967.05.22
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
DONALD G. SCHIMMEL
分类号
H01C1/026;H01C7/105;(IPC1-7):H01C3/00;H01B1/06
主分类号
H01C1/026
代理机构
代理人
主权项
地址
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