Controlling mechanism for sprinkler systems,申请号US19370181649-传众专利搜索

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发明名称	Controlling mechanism for sprinkler systems
摘要
申请公布号	US2208682(A)	申请公布日期	1940.07.23
申请号	US19370181649	申请日期	1937.12.24
申请人	O'BRIEN JOHN F	发明人	O'BRIEN JOHN F.
分类号	A01G25/16	主分类号	A01G25/16
代理机构		代理人
主权项
地址

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