Improvements in or relating to safety locking gear for lifts, hoists and the like,申请号GB19400011216-传众专利搜索

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发明名称	Improvements in or relating to safety locking gear for lifts, hoists and the like
摘要
申请公布号	GB541255(A)	申请公布日期	1941.11.19
申请号	GB19400011216	申请日期	1940.07.04
申请人	PERCIVAL PRESTON	发明人
分类号	B66B13/18	主分类号	B66B13/18
代理机构		代理人
主权项
地址

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