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发明名称
CHANNEL EXCHANGE DEVICE FOR LINTEL AND THRESHOLD
摘要
申请公布号
JPH0626269(A)
申请公布日期
1994.02.01
申请号
JP19910279036
申请日期
1991.07.30
申请人
TAKAHASHI YOSHIMI
发明人
TAKAHASHI YOSHIMI
分类号
E06B1/12;E06B1/70;(IPC1-7):E06B1/12
主分类号
E06B1/12
代理机构
代理人
主权项
地址
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