DEVICE FOR PROTECTION OF SWITCH FROM SNOW AND WATER,申请号SU19904884426-传众专利搜索

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发明名称	DEVICE FOR PROTECTION OF SWITCH FROM SNOW AND WATER
摘要
申请公布号	RU1799940(C)	申请公布日期	1993.03.07
申请号	SU19904884426	申请日期	1990.10.18
申请人	MAKIDONSKIJ SERGEJ A,SU	发明人	MAKIDONSKIJ SERGEJ A,SU
分类号	E01B19/00	主分类号	E01B19/00
代理机构		代理人
主权项
地址

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