Dental burr guard,申请号US19360113032-传众专利搜索

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发明名称	Dental burr guard
摘要
申请公布号	US2176339(A)	申请公布日期	1939.10.17
申请号	US19360113032	申请日期	1936.11.27
申请人	HENNEMAN GUSTAVE J	发明人	HENNEMAN GUSTAVE J.
分类号	A61C1/08	主分类号	A61C1/08
代理机构		代理人
主权项
地址

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