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经营范围
发明名称
Folding propeller
摘要
申请公布号
US2369276(A)
申请公布日期
1945.02.13
申请号
US19430499390
申请日期
1943.08.20
申请人
CAMERON ROBERT L;CAMERON DONALD W
发明人
CAMERON ROBERT L.;CAMERON DONALD W.
分类号
B64C11/28
主分类号
B64C11/28
代理机构
代理人
主权项
地址
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