DOUBLE VISOR HELMET,申请号USD3568211-传众专利搜索

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发明名称	DOUBLE VISOR HELMET
摘要
申请公布号	US3568211(A)	申请公布日期	1971.03.09
申请号	USD3568211	申请日期	1969.07.24
申请人	GENTEX CORP.	发明人	JAMES JOSEPH PETRUZELLA JR.
分类号	A42B3/22;(IPC1-7):A42B3/00;A61F9/04	主分类号	A42B3/22
代理机构		代理人
主权项
地址

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