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发明名称
Ailes à dièdre variable
摘要
申请公布号
FR966031(A)
申请公布日期
1950.09.28
申请号
FRD966031
申请日期
1948.04.09
申请人
发明人
MAKHONINE JEAN
分类号
B64C3/54;B64C3/56
主分类号
B64C3/54
代理机构
代理人
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