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发明名称
PLEASURE BOAT WITH RETRACTABLE WHEELS
摘要
申请公布号
US3618149(A)
申请公布日期
1971.11.09
申请号
USD3618149
申请日期
1969.11.24
申请人
ARNOLD E. CHRISTENSEN
发明人
ARNOLD E. CHRISTENSEN
分类号
B63B35/73;B63C13/00;(IPC1-7):B63C13/00
主分类号
B63B35/73
代理机构
代理人
主权项
地址
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