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经营范围
发明名称
HORN
摘要
申请公布号
GB1563681(A)
申请公布日期
1980.03.26
申请号
GB19780003937
申请日期
1978.02.01
申请人
PITTWAY CORP
发明人
分类号
G08B3/10;G10K9/13;(IPC1-7):G10K9/12
主分类号
G08B3/10
代理机构
代理人
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地址
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