Shade frame construction,申请号US19320643002-传众专利搜索

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发明名称	Shade frame construction
摘要
申请公布号	US1899429(A)	申请公布日期	1933.02.28
申请号	US19320643002	申请日期	1932.11.17
申请人	WATRAL VALENTINE B;KOLENIK BALTAZSAR V	发明人	WATRAL VALENTINE B.;KOLENIK BALTAZSAR V.
分类号	F21V17/04	主分类号	F21V17/04
代理机构		代理人
主权项
地址

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