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经营范围
发明名称
Rubber dam
摘要
申请公布号
EP0928847(B1)
申请公布日期
2004.05.12
申请号
EP19990300209
申请日期
1999.01.12
申请人
BRIDGESTONE CORPORATION
发明人
MURAMATSU, TATEO
分类号
E02B7/20;E02B7/00;(IPC1-7):E02B7/00
主分类号
E02B7/20
代理机构
代理人
主权项
地址
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