Chroma-key processing,申请号GB19970019973-传众专利搜索

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发明名称	Chroma-key processing
摘要
申请公布号	GB2317773(A)	申请公布日期	1998.04.01
申请号	GB19970019973	申请日期	1997.09.22
申请人	* PHILIPS ELECTRONICS N.V.	发明人	RAINER * GEHRMANN
分类号	H04N5/272;H04N9/75;(IPC1-7):H04N9/75	主分类号	H04N5/272
代理机构		代理人
主权项
地址

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