PROTECTIVE GUARDS FOR ROTARY FANS,申请号CAD497311-传众专利搜索

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发明名称	PROTECTIVE GUARDS FOR ROTARY FANS
摘要
申请公布号	CA497311(A)	申请公布日期	1953.11.03
申请号	CAD497311	申请日期
申请人	AUBREY L. COLLINS	发明人	AUBREY L. COLLINS
分类号		主分类号
代理机构		代理人
主权项
地址

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