Pressure responsive switch,申请号US19300497940-传众专利搜索

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发明名称	Pressure responsive switch
摘要
申请公布号	US1928193(A)	申请公布日期	1933.09.26
申请号	US19300497940	申请日期	1930.11.24
申请人	WALLIN ERNEST A;NEILL FAY W	发明人	WALLIN ERNEST A.;NEILL FAY W.
分类号		主分类号
代理机构		代理人
主权项
地址

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