An improved sieve of sheet metal for blast-separation,申请号GB19530003736-传众专利搜索

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发明名称	An improved sieve of sheet metal for blast-separation
摘要
申请公布号	GB720690(A)	申请公布日期	1954.12.22
申请号	GB19530003736	申请日期	1953.02.10
申请人	FRIEDRICH GRAEPEL	发明人
分类号	A01F12/44	主分类号	A01F12/44
代理机构		代理人
主权项
地址

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