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发明名称
Aero-gangplank
摘要
申请公布号
US3060471(A)
申请公布日期
1962.10.30
申请号
US19600045752
申请日期
1960.07.27
申请人
LOCKHEED AIRCRAFT CORPORATION
发明人
YUEN FRANK DER;JOHNSON FRANCIS B.
分类号
B64F1/305
主分类号
B64F1/305
代理机构
代理人
主权项
地址
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