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发明名称
Kopierrahmen.
摘要
申请公布号
CH172399(A)
申请公布日期
1934.10.15
申请号
CHD172399
申请日期
1933.11.04
申请人
MICHEL,F.
发明人
MICHEL,F.
分类号
G03B27/18
主分类号
G03B27/18
代理机构
代理人
主权项
地址
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