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发明名称
Contour projector with means for adjusting the viewing angle
摘要
申请公布号
US3099185(A)
申请公布日期
1963.07.30
申请号
US19600030282
申请日期
1960.05.19
申请人
BAUSCH & LOMB INCORPORATED
发明人
MELTZER ROBERT J.
分类号
G02B21/00
主分类号
G02B21/00
代理机构
代理人
主权项
地址
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