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发明名称
BOLLARD
摘要
申请公布号
FR2318781(A1)
申请公布日期
1977.02.18
申请号
FR19760022313
申请日期
1976.07.21
申请人
RUCKER CY
发明人
JOHN C. BALSTON
分类号
B63B21/06;E02B3/24;(IPC1-7):B63B21/06;B63B21/60;E02B3/22
主分类号
B63B21/06
代理机构
代理人
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