DEVICE FOR CLOSING TRAPDOOR,申请号SU19752156014-传众专利搜索

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发明名称	DEVICE FOR CLOSING TRAPDOOR
摘要
申请公布号	SU573564(A1)	申请公布日期	1977.09.25
申请号	SU19752156014	申请日期	1975.07.11
申请人	VNI PK I ELEKTROAGREGATOV PEREDVIZHNYKH ELEKTROSTANTSIJ	发明人	PUSHILIN VLADIMIR E,SU;SAMOSHKIN VALENTIN A,SU
分类号	E06B5/00;(IPC1-7):E06B5/00	主分类号	E06B5/00
代理机构		代理人
主权项
地址

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