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发明名称
METHOD FOR PURIFYING SiO2-PARTICLES, DEVICE FOR CARRYING OUT SAID METHOD AND GRANULATION PRODUCED ACCORDING TO SAID METHOD
摘要
申请公布号
KR20010074680(A)
申请公布日期
2001.08.09
申请号
KR1020017000221
申请日期
2001.01.06
申请人
发明人
分类号
C01B33/18
主分类号
C01B33/18
代理机构
代理人
主权项
地址
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Combined tape recorder and radio receiver
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Combined portable television set and radio