Improvements in or relating to adjustable valve mechanisms,申请号GB19530024551-传众专利搜索

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发明名称	Improvements in or relating to adjustable valve mechanisms
摘要
申请公布号	GB746861(A)	申请公布日期	1956.03.21
申请号	GB19530024551	申请日期	1953.09.04
申请人	R. & A. MAIN LIMITED;GEORGE WILLIAM WORTLEY;HENRY NORMAN ROBINSON	发明人
分类号	G05D23/02	主分类号	G05D23/02
代理机构		代理人
主权项
地址

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