NOZZLE FOR CONCRETE PROJECTION APPARATUS,申请号CAD403863-传众专利搜索

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发明名称	NOZZLE FOR CONCRETE PROJECTION APPARATUS
摘要
申请公布号	CA403863(A)	申请公布日期	1942.03.31
申请号	CAD403863	申请日期
申请人	FREDERICK ZINA EAGER	发明人	JOHN CHARLES WOODWARD
分类号		主分类号
代理机构		代理人
主权项
地址

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