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经营范围
发明名称
Correction of negatives
摘要
申请公布号
US2124679(A)
申请公布日期
1938.07.26
申请号
US19360079173
申请日期
1936.05.11
申请人
MICHLE PRINTING PRESS AND MANUFACTURING COMPANY
发明人
WILKINSON WILLIAM J.
分类号
G03F3/06
主分类号
G03F3/06
代理机构
代理人
主权项
地址
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