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发明名称
Safety type ski towrope grip
摘要
申请公布号
US2446710(A)
申请公布日期
1948.08.10
申请号
US19450631911
申请日期
1945.11.30
申请人
GREGORY MAKAROFF
发明人
MAKAROFF GREGORY
分类号
B61B12/12
主分类号
B61B12/12
代理机构
代理人
主权项
地址
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