Improvements in or relating to piston and ring assemblies and to packing rings therefor,申请号GB19320010085-传众专利搜索

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发明名称	Improvements in or relating to piston and ring assemblies and to packing rings therefor
摘要
申请公布号	GB388945(A)	申请公布日期	1933.03.09
申请号	GB19320010085	申请日期	1932.04.08
申请人	AMERICAN TRUST COMPANY	发明人
分类号	F16J9/08	主分类号	F16J9/08
代理机构		代理人
主权项
地址

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