Apparatus for and method of manufacturing glass stems,申请号US19310521479-传众专利搜索

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发明名称	Apparatus for and method of manufacturing glass stems
摘要
申请公布号	US1935248(A)	申请公布日期	1933.11.14
申请号	US19310521479	申请日期	1931.03.10
申请人	THE RAYTHEON PRODUCTION CORPORATION	发明人	MALLOY PAUL V.
分类号	H01J5/32	主分类号	H01J5/32
代理机构		代理人
主权项
地址

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