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发明名称
Improvements in or relating to chain-saws and devices for attachment thereto
摘要
申请公布号
GB721631(A)
申请公布日期
1955.01.12
申请号
GB19520021988
申请日期
1952.09.01
申请人
JOHN WILLIAM CLUBLEY ARMSTRONG;JOHANN PALFI
发明人
分类号
B27B17/00
主分类号
B27B17/00
代理机构
代理人
主权项
地址
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