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经营范围
发明名称
Improvements in extensible rods
摘要
申请公布号
GB804840(A)
申请公布日期
1958.11.26
申请号
GB19560013836
申请日期
1956.05.04
申请人
ALBERT DAVE GRANT
发明人
分类号
A47H1/022
主分类号
A47H1/022
代理机构
代理人
主权项
地址
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