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发明名称
Perfectionnements aux parachutes à prise progressive pour appareils élévateurs
摘要
申请公布号
FR921233(A)
申请公布日期
1947.04.30
申请号
FRD921233
申请日期
1946.02.02
申请人
ETABLISSEMENTS BAUDET, DONON, ROUSSEL
发明人
分类号
B66B5/18
主分类号
B66B5/18
代理机构
代理人
主权项
地址
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