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经营范围
发明名称
METALLPULVERSPEIL.
摘要
申请公布号
NO901262(D0)
申请公布日期
1990.03.19
申请号
NO19900001262
申请日期
1990.03.19
申请人
HUGHES AIRCRAFT COMPANY
发明人
BURT, DONALD W.;HANS, GERALD A.
分类号
G02B;(IPC1-7):G02B/
主分类号
G02B
代理机构
代理人
主权项
地址
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