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经营范围
发明名称
Improvements in or relating to scarifiers
摘要
申请公布号
GB537528(A)
申请公布日期
1941.06.25
申请号
GB19400002391
申请日期
1940.02.07
申请人
THOMAS GREEN & SON, LIMITED;FRANK BAILEY KNIGHT;WILLIAM ARTHUR OWEN
发明人
分类号
E01C23/12
主分类号
E01C23/12
代理机构
代理人
主权项
地址
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