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发明名称
Thin ice inflatable rescue ladder
摘要
A rescue ramp is provided having a dual lobed, hinged inflatable ramp having two pairs of spaced inflatable tubes and a flexible floor mounted between each and connecting the tubes. A rope ladder is mounted to the floors of the lobes.
申请公布号
US6190222(B1)
申请公布日期
2001.02.20
申请号
US19990443398
申请日期
1999.11.19
申请人
SENGER DAVID
发明人
SENGER DAVID
分类号
B63C9/32;(IPC1-7):B63C9/32
主分类号
B63C9/32
代理机构
代理人
主权项
地址
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