Improvements in or relating to fire-extinguishing sprinkler heads,申请号GB19330036389-传众专利搜索

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发明名称	Improvements in or relating to fire-extinguishing sprinkler heads
摘要
申请公布号	GB420339(A)	申请公布日期	1934.11.29
申请号	GB19330036389	申请日期	1933.12.27
申请人	AUTOMATIC SPRINKLER COMPANY OF AMERICA	发明人
分类号	A62C37/12	主分类号	A62C37/12
代理机构		代理人
主权项
地址

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