Seal,申请号US19450578604-传众专利搜索

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法人/股东/高管

发明名称	Seal
摘要
申请公布号	US2461655(A)	申请公布日期	1949.02.15
申请号	US19450578604	申请日期	1945.02.19
申请人	DONALD R. HANSON;C. WILLARD HAYES	发明人	NOBLE WARREN
分类号	F16J15/42	主分类号	F16J15/42
代理机构		代理人
主权项
地址

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