Dental stool extension for feet and motor control support,申请号US19490106768-传众专利搜索

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发明名称	Dental stool extension for feet and motor control support
摘要
申请公布号	US2620863(A)	申请公布日期	1952.12.09
申请号	US19490106768	申请日期	1949.07.26
申请人	COOPER JOHN E	发明人	COOPER JOHN E.
分类号	A61B19/00	主分类号	A61B19/00
代理机构		代理人
主权项
地址

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