Toothbrush and head,申请号US19390251063-传众专利搜索

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发明名称	Toothbrush and head
摘要
申请公布号	US2236627(A)	申请公布日期	1941.04.01
申请号	US19390251063	申请日期	1939.01.16
申请人	MCWHIRTER EARL J	发明人	MCWHIRTER EARL J.
分类号	A46B5/00	主分类号	A46B5/00
代理机构		代理人
主权项
地址

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