Peaking shadow board,申请号US19640372825-传众专利搜索

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发明名称	Peaking shadow board
摘要
申请公布号	US3269017(A)	申请公布日期	1966.08.30
申请号	US19640372825	申请日期	1964.06.05
申请人	KENNETH STEWART JOHN	发明人	STEWART JOHN KENNETH
分类号	B61K9/08;B61L1/20;E01B27/17	主分类号	B61K9/08
代理机构		代理人
主权项
地址

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