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经营范围
发明名称
Ellipsenzirkel.
摘要
申请公布号
CH241919(A)
申请公布日期
1946.04.15
申请号
CHD241919
申请日期
1945.07.14
申请人
MEIER,ARNOLD
发明人
MEIER,ARNOLD
分类号
B43L11/05
主分类号
B43L11/05
代理机构
代理人
主权项
地址
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