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发明名称
Improvement in or relating to low-voltage electric switching systems
摘要
申请公布号
GB2052877(A)
申请公布日期
1981.01.28
申请号
GB19800009000
申请日期
1980.03.17
申请人
SPRECHER & SCHUH AG
发明人
分类号
H05K7/14;(IPC1-7):H05K5/00
主分类号
H05K7/14
代理机构
代理人
主权项
地址
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