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发明名称
Improvements in or relating to boron nitride
摘要
申请公布号
GB990818(A)
申请公布日期
1965.05.05
申请号
GB19610029722
申请日期
1961.08.17
申请人
GENERAL ELECTRIC COMPANY
发明人
分类号
B01J3/06;B24D3/00;C04B35/5831;C22C32/00
主分类号
B01J3/06
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代理人
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