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经营范围
发明名称
Improvements in or relating to saw blades
摘要
申请公布号
GB522283(A)
申请公布日期
1940.06.13
申请号
GB19380035438
申请日期
1938.12.05
申请人
JONAS LEANDER OWEN
发明人
分类号
B23D61/12
主分类号
B23D61/12
代理机构
代理人
主权项
地址
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