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发明名称
Drehfluegel-Schwingenflugzeug
摘要
申请公布号
DE826696(C)
申请公布日期
1952.01.03
申请号
DE1949P049777
申请日期
1949.07.23
申请人
LEONHARD SAUERBECK
发明人
SAUERBECK LEONHARD
分类号
B64C23/00
主分类号
B64C23/00
代理机构
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