Improvements relating to mechanical excavators,申请号GB19570004662-传众专利搜索

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发明名称	Improvements relating to mechanical excavators
摘要
申请公布号	GB848552(A)	申请公布日期	1960.09.21
申请号	GB19570004662	申请日期	1957.02.11
申请人	WHITLOCK BROTHERS LIMITED	发明人	WHITLOCK ALAN CARLETON
分类号	E02F3/30;E02F3/42;E02F3/50	主分类号	E02F3/30
代理机构		代理人
主权项
地址

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