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经营范围
发明名称
OPTICAL SCANNING DEVICE
摘要
申请公布号
US3503666(A)
申请公布日期
1970.03.31
申请号
USD3503666
申请日期
1968.02.27
申请人
WELCH ALLYN INC.
发明人
WILLIAM C. MOORE;BARDEN A. CONROE
分类号
G02B6/04;G02B6/36;G06K7/10;(IPC1-7):G02B5/16
主分类号
G02B6/04
代理机构
代理人
主权项
地址
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