Improvements in and relating to engine or compressor cylinders,申请号GB19380030478-传众专利搜索

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发明名称	Improvements in and relating to engine or compressor cylinders
摘要
申请公布号	GB520446(A)	申请公布日期	1940.04.24
申请号	GB19380030478	申请日期	1938.10.21
申请人	LIMITED COMPANY	发明人
分类号	F04B39/12	主分类号	F04B39/12
代理机构		代理人
主权项
地址

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