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发明名称
Improved coins
摘要
申请公布号
GB418186(A)
申请公布日期
1934.10.19
申请号
GB19340013357
申请日期
1934.05.03
申请人
JOHN CHASEY;WILLIAM WRIGHT;WILLIAM WALTER LOWE
发明人
分类号
B23K20/233
主分类号
B23K20/233
代理机构
代理人
主权项
地址
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