Cat head,申请号US19490079871-传众专利搜索

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法人/股东/高管

发明名称	Cat head
摘要
申请公布号	US2619322(A)	申请公布日期	1952.11.25
申请号	US19490079871	申请日期	1949.03.05
申请人	COMSTOCK HARVEY L	发明人	COMSTOCK HARVEY L.
分类号	B66D1/74;E21B19/00	主分类号	B66D1/74
代理机构		代理人
主权项
地址

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