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发明名称
Supervisory circuit
摘要
申请公布号
US2071283(A)
申请公布日期
1937.02.16
申请号
US19310574091
申请日期
1931.11.10
申请人
WALTER KIDDE & COMPANY, INC.
发明人
JR. HARRY CAMPBELL GRANT,
分类号
G08B29/02
主分类号
G08B29/02
代理机构
代理人
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地址
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