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发明名称
Improvements in laphoards
摘要
申请公布号
GB435347(A)
申请公布日期
1935.09.19
申请号
GB19340026613
申请日期
1934.09.17
申请人
SAMUEL FREDERICK WELLER
发明人
分类号
B65H75/06
主分类号
B65H75/06
代理机构
代理人
主权项
地址
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