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发明名称
CONCENTRIC LENS STABILIZATION SYSTEM
摘要
申请公布号
US3459473(A)
申请公布日期
1969.08.05
申请号
USD3459473
申请日期
1965.10.12
申请人
BELL & HOWELL CO.
发明人
DANIEL D. CALL
分类号
G02B27/64;G03B17/14;(IPC1-7):G03B3/00
主分类号
G02B27/64
代理机构
代理人
主权项
地址
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