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发明名称
Heel support for water skis
摘要
申请公布号
US2382149(A)
申请公布日期
1945.08.14
申请号
US19440523207
申请日期
1944.02.21
申请人
HARTMAN JOHN M
发明人
HARTMAN JOHN M.
分类号
B63B35/81
主分类号
B63B35/81
代理机构
代理人
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地址
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