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发明名称
AUTOMATIC FALLING DEVICE FOR FLEXIBLE FILM DAM
摘要
申请公布号
JPS6393922(A)
申请公布日期
1988.04.25
申请号
JP19860239200
申请日期
1986.10.09
申请人
BRIDGESTONE CORP
发明人
ENAMI YASUSHI
分类号
E02B7/20
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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