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发明名称
Electrical fail-safe systems
摘要
申请公布号
GB807033(A)
申请公布日期
1959.01.07
申请号
GB19560023642
申请日期
1956.07.31
申请人
SCULLY SIGNAL COMPANY
发明人
分类号
G05B9/02
主分类号
G05B9/02
代理机构
代理人
主权项
地址
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