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经营范围
发明名称
PROTECTIVE FACESHIELDS
摘要
申请公布号
GB1530084(A)
申请公布日期
1978.10.25
申请号
GB19770035766
申请日期
1977.08.25
申请人
AMERICAN OPTICAL CORP
发明人
分类号
A42B3/22;(IPC1-7):A42B3/00
主分类号
A42B3/22
代理机构
代理人
主权项
地址
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