CHIMNEY FOR ENHANCING A MARGINAL WHIRLWIND,申请号USD3422742-传众专利搜索

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发明名称	CHIMNEY FOR ENHANCING A MARGINAL WHIRLWIND
摘要
申请公布号	US3422742(A)	申请公布日期	1969.01.21
申请号	USD3422742	申请日期	1967.05.09
申请人	JACQUES VALENSI	发明人	JACQUES VALENSI
分类号	B61C17/04;B63H21/34	主分类号	B61C17/04
代理机构		代理人
主权项
地址

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