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发明名称	MATERIAL SERVING HEAD
摘要
申请公布号	CA464378(A)	申请公布日期	1950.04.11
申请号	CAD464378	申请日期
申请人	WESTERN ELECTRIC COMPANY, INCORPORATED	发明人	GORDON C. SPILLMAN
分类号		主分类号
代理机构		代理人
主权项
地址

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