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摘要
申请公布号
DE2753911(C2)
申请公布日期
1979.09.06
申请号
DE19772753911
申请日期
1977.12.03
申请人
HESS, HELMUT, DR.
发明人
HESS, HELMUT, DR.
分类号
E04H9/14;A61F7/00;A61F7/02;A61F7/08;A61F17/00;A61G1/00;A61G1/02;(IPC1-7):A61F7/00
主分类号
E04H9/14
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