Bulb shaping device,申请号US19290362420-传众专利搜索

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发明名称	Bulb shaping device
摘要
申请公布号	US1812776(A)	申请公布日期	1931.06.30
申请号	US19290362420	申请日期	1929.05.11
申请人	GENERAL ELECTRIC COMPANY	发明人	DONOVAN JOHN F.;MALLOY FRANK J.
分类号	H01J5/24	主分类号	H01J5/24
代理机构		代理人
主权项
地址

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