Ventilating means for foot coverings,申请号US19290378437-传众专利搜索

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发明名称	Ventilating means for foot coverings
摘要
申请公布号	US1809323(A)	申请公布日期	1931.06.09
申请号	US19290378437	申请日期	1929.07.15
申请人	WILLIAMS SR ORMSBY P	发明人	SR. ORMSBY P. WILLIAMS,
分类号	A43B7/08	主分类号	A43B7/08
代理机构		代理人
主权项
地址

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