Marteau perforateur avec dispositif de nettoyage du trou foré,申请号FRD788886-传众专利搜索

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发明名称	Marteau perforateur avec dispositif de nettoyage du trou foré
摘要
申请公布号	FR788886(A)	申请公布日期	1935.10.18
申请号	FRD788886	申请日期	1935.04.16
申请人	FLOTTMANN AKTIENGESELLSCHAFT	发明人
分类号	E21B21/02	主分类号	E21B21/02
代理机构		代理人
主权项
地址

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