Manufacture of phonograph and like sound records,申请号US19480009587-传众专利搜索

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发明名称	Manufacture of phonograph and like sound records
摘要
申请公布号	US2616125(A)	申请公布日期	1952.11.04
申请号	US19480009587	申请日期	1948.02.19
申请人	ROBERTO COLOMBO	发明人	COLOMBO ROBERTO
分类号	B29D17/00	主分类号	B29D17/00
代理机构		代理人
主权项
地址

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