Helmet with inflatable sound projection,申请号GB19980017601-传众专利搜索

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发明名称	Helmet with inflatable sound projection
摘要
申请公布号	GB9817601(D0)	申请公布日期	1998.10.07
申请号	GB19980017601	申请日期	1998.08.14
申请人	PLAYLE, MARK	发明人
分类号	A42B3/16	主分类号	A42B3/16
代理机构		代理人
主权项
地址

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