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发明名称
摘要
申请公布号	FR2317239(B1)	申请公布日期	1980.03.14
申请号	FR19760020621	申请日期	1976.07.06
申请人	NIPPON KOGAKU KK	发明人
分类号	C03C3/068;(IPC1-7):C03C3/08	主分类号	C03C3/068
代理机构		代理人
主权项
地址

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