Source of light,申请号US19270234536-传众专利搜索

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发明名称	Source of light
摘要
申请公布号	US1975768(A)	申请公布日期	1934.10.09
申请号	US19270234536	申请日期	1927.11.19
申请人	CASE RESEARCH LABORATORY INC.	发明人	CASE THEODORE WILLARD
分类号	G11B7/00	主分类号	G11B7/00
代理机构		代理人
主权项
地址

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