Improvements in or relating to apparatus for enumerating and indicating the number of available seats on the decks of passenger carrying vehicles,申请号GB19460021433-传众专利搜索

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发明名称	Improvements in or relating to apparatus for enumerating and indicating the number of available seats on the decks of passenger carrying vehicles
摘要
申请公布号	GB618465(A)	申请公布日期	1949.02.22
申请号	GB19460021433	申请日期	1946.07.17
申请人	GEORGE HERBERT COLT;ARTHUR JOHN CHAPPELL	发明人
分类号	G08B5/22	主分类号	G08B5/22
代理机构		代理人
主权项
地址

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