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发明名称
摘要
申请公布号
JPS5447297(U)
申请公布日期
1979.04.02
申请号
JP19770121013U
申请日期
1977.09.07
申请人
发明人
分类号
A61F13/472;A61F13/15;A61F13/49;A61F13/53;(IPC1-7):A61F13/18
主分类号
A61F13/472
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