Antislipping device for canes, crutches, etc.,申请号US19480007613-传众专利搜索

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法人/股东/高管

发明名称	Antislipping device for canes, crutches, etc.
摘要
申请公布号	US2517203(A)	申请公布日期	1950.08.01
申请号	US19480007613	申请日期	1948.02.11
申请人	HANSEN EARL G	发明人	HANSEN EARL G.
分类号	A45B9/04;A61H3/02	主分类号	A45B9/04
代理机构		代理人
主权项
地址

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