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经营范围
发明名称
METHOD FOR SYNTHESIZING HIGH-HARDNESS BORON NITRIDE
摘要
申请公布号
JPH01104775(A)
申请公布日期
1989.04.21
申请号
JP19870262189
申请日期
1987.10.16
申请人
SUMITOMO ELECTRIC IND LTD
发明人
FUKUSHIMA KAZUHIKO;IKEGAYA AKIHIKO;TOBIOKA MASAAKI
分类号
C23C16/50;C23C16/34
主分类号
C23C16/50
代理机构
代理人
主权项
地址
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