Ventilator and pinning flap for mattresses,申请号US19480030487-传众专利搜索

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发明名称	Ventilator and pinning flap for mattresses
摘要
申请公布号	US2568259(A)	申请公布日期	1951.09.18
申请号	US19480030487	申请日期	1948.06.01
申请人	PAUL SPAGNOLI	发明人	SPAGNOLI PAUL
分类号	A47C21/04	主分类号	A47C21/04
代理机构		代理人
主权项
地址

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