Improvements relating to escalators or moving stairways,申请号GB19310033855-传众专利搜索

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发明名称	Improvements relating to escalators or moving stairways
摘要
申请公布号	GB392253(A)	申请公布日期	1933.05.18
申请号	GB19310033855	申请日期	1931.12.07
申请人	HENRY SIMON LIMITED;COLIN PETER KININMONTH	发明人
分类号	B66B23/14	主分类号	B66B23/14
代理机构		代理人
主权项
地址

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