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经营范围
发明名称
Apparatus for drawing curved designs
摘要
申请公布号
GB1132171(A)
申请公布日期
1968.10.30
申请号
GB19670002347
申请日期
1967.01.17
申请人
THOMAS WILLIAMS
发明人
分类号
B43L11/00
主分类号
B43L11/00
代理机构
代理人
主权项
地址
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