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发明名称
METHOD AND APPARATUS FOR REMOVING DUST AND GRANULAR MATERIAL FROM ASBESTOS FIBRE
摘要
申请公布号
CA521460(A)
申请公布日期
1956.02.07
申请号
CAD521460
申请日期
申请人
AEROFALL MILLS LIMITED
发明人
WILLIAM D. SHELDON, JR.
分类号
主分类号
代理机构
代理人
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