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发明名称
Improvements in or relating to devices for supporting the human body
摘要
申请公布号
GB501868(A)
申请公布日期
1939.03.07
申请号
GB19380008512
申请日期
1938.03.19
申请人
KAREL REINIER KOET
发明人
分类号
A47C31/04
主分类号
A47C31/04
代理机构
代理人
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