ROOF SCRAPING APPARATUS,申请号CAD382877-传众专利搜索

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发明名称	ROOF SCRAPING APPARATUS
摘要
申请公布号	CA382877(A)	申请公布日期	1939.07.25
申请号	CAD382877	申请日期
申请人	THE BARRETT COMPANY	发明人	STUART PARMALEE MILLER
分类号		主分类号
代理机构		代理人
主权项
地址

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