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发明名称
Fotografisches Vergroesserungsgeraet
摘要
申请公布号
DE1277660(B)
申请公布日期
1968.09.12
申请号
DE1967K061457
申请日期
1967.02.17
申请人
WALTER KLATT
发明人
KLATT WALTER
分类号
G03B27/36
主分类号
G03B27/36
代理机构
代理人
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