DUST CONVEYING AND COLLECTING SYSTEM,申请号AU19810077626-传众专利搜索

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发明名称	DUST CONVEYING AND COLLECTING SYSTEM
摘要
申请公布号	AU553520(B2)	申请公布日期	1986.07.17
申请号	AU19810077626	申请日期	1981.11.18
申请人	HOWETH, D.F.	发明人	D. FRANKLIN HOWETH
分类号	B01D45/04;B01D50/00;E21B21/015;E21B21/07;(IPC1-7):E21B12/00;E21C7/02	主分类号	B01D45/04
代理机构		代理人
主权项
地址

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