Mortar and pestle,申请号US19370138077-传众专利搜索

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发明名称	Mortar and pestle
摘要
申请公布号	US2161998(A)	申请公布日期	1939.06.13
申请号	US19370138077	申请日期	1937.04.21
申请人	CHOTT EDWARD L	发明人	CHOTT EDWARD L.
分类号	A61C5/06;B02C19/08	主分类号	A61C5/06
代理机构		代理人
主权项
地址

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