Hold hatches operated with the aid of a pressure medium,申请号US19540464030-传众专利搜索

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法人/股东/高管

发明名称	Hold hatches operated with the aid of a pressure medium
摘要
申请公布号	US2820515(A)	申请公布日期	1958.01.21
申请号	US19540464030	申请日期	1954.10.22
申请人	AKTIEBOLAGET GOTAVERKEN	发明人	AARVLD REINHARDT OLAI
分类号	B63B19/197	主分类号	B63B19/197
代理机构		代理人
主权项
地址

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