Improvements in or relating to safety signalling on railways,申请号GB19360016704-传众专利搜索

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发明名称	Improvements in or relating to safety signalling on railways
摘要
申请公布号	GB476882(A)	申请公布日期	1937.12.16
申请号	GB19360016704	申请日期	1936.06.16
申请人	CECIL ROBERT PEARCE	发明人
分类号	B61L23/12	主分类号	B61L23/12
代理机构		代理人
主权项
地址

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