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经营范围
发明名称
Sled propeller
摘要
申请公布号
US2065375(A)
申请公布日期
1936.12.22
申请号
US19350005467
申请日期
1935.02.07
申请人
STEPHEN KELTONIK
发明人
KELTONIK STEPHEN
分类号
B62M27/00
主分类号
B62M27/00
代理机构
代理人
主权项
地址
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