Circuit closer for an automatic signaling device,申请号US19280258198-传众专利搜索

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发明名称	Circuit closer for an automatic signaling device
摘要
申请公布号	US1902578(A)	申请公布日期	1933.03.21
申请号	US19280258198	申请日期	1928.03.01
申请人		发明人	PARSONS WILLIAM M.
分类号	B60R25/10	主分类号	B60R25/10
代理机构		代理人
主权项
地址

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