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发明名称
Dispositif d'attache des pales d'une hélice aérienne.
摘要
申请公布号
CH227287(A)
申请公布日期
1943.05.31
申请号
CHD227287
申请日期
1939.07.18
申请人
RATIE,PAULIN JEAN PIERRE
发明人
PIERRE RATIE,PAULIN JEAN
分类号
B64C11/06
主分类号
B64C11/06
代理机构
代理人
主权项
地址
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