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发明名称
Photographisches Vergroesserungsgeraet mit einem Motor zum Weiterbewegen des zu vergroessernden Schichttraegers
摘要
申请公布号
DE749461(C)
申请公布日期
1944.11.23
申请号
DE1942G106279D
申请日期
1942.10.20
申请人
发明人
分类号
G03B27/46
主分类号
G03B27/46
代理机构
代理人
主权项
地址
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