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发明名称
AUTOMATIC FOCAL POINT ADJUSTING DEVICE
摘要
申请公布号
JPS5391730(A)
申请公布日期
1978.08.11
申请号
JP19770005405
申请日期
1977.01.22
申请人
BELL & HOWELL JAPAN
发明人
ISONO TADAO
分类号
G03B13/36;G02B7/30
主分类号
G03B13/36
代理机构
代理人
主权项
地址
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