EAR PROTECTING DEVICE,申请号GB19830021398-传众专利搜索

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发明名称	EAR PROTECTING DEVICE
摘要
申请公布号	GB8321398(D0)	申请公布日期	1983.09.07
申请号	GB19830021398	申请日期	1983.08.09
申请人	CABOT CORPORATION	发明人
分类号	A61F11/08;A61F11/14;(IPC1-7):A41D21/00	主分类号	A61F11/08
代理机构		代理人
主权项
地址

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