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经营范围
发明名称
Improvements in or relating to apparatus for tracing designs at regularly spaced intervals
摘要
申请公布号
GB616441(A)
申请公布日期
1949.01.21
申请号
GB19460026354
申请日期
1946.09.02
申请人
DIVAR S.A.
发明人
分类号
B43L13/24;B44B3/00
主分类号
B43L13/24
代理机构
代理人
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