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发明名称
ZONE FOCUS OPTICAL SYSTEM
摘要
申请公布号
JPS5695223(A)
申请公布日期
1981.08.01
申请号
JP19800136663
申请日期
1980.09.30
申请人
POLAROID CORP
发明人
BURUUSU KIIN JIYONSON
分类号
G03B13/36;G02B7/09;G02B7/28;G03B3/00
主分类号
G03B13/36
代理机构
代理人
主权项
地址
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