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发明名称
Improvements in cots
摘要
申请公布号
GB716850(A)
申请公布日期
1954.10.13
申请号
GB19520029072
申请日期
1952.11.18
申请人
J. PARKER ELLISON LIMITED
发明人
ELLISON ELLEN
分类号
A47D9/00
主分类号
A47D9/00
代理机构
代理人
主权项
地址
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