Time delay device,申请号US19540464499-传众专利搜索

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发明名称	Time delay device
摘要
申请公布号	US2907562(A)	申请公布日期	1959.10.06
申请号	US19540464499	申请日期	1954.10.25
申请人	MCGRAW-EDISON COMPANY	发明人	RYAN ANTHONY VAN;DATE KAZUO HENRY
分类号	F15B21/10;G05G7/00	主分类号	F15B21/10
代理机构		代理人
主权项
地址

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