GAS MASK DEVICE FOR WORK,申请号JP19870154948-传众专利搜索

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发明名称	GAS MASK DEVICE FOR WORK
摘要
申请公布号	JPS63317165(A)	申请公布日期	1988.12.26
申请号	JP19870154948	申请日期	1987.06.22
申请人	HARADA TAKESHI	发明人	HARADA TAKESHI
分类号	A62B7/12	主分类号	A62B7/12
代理机构		代理人
主权项
地址

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