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经营范围
发明名称
Upper surface flap
摘要
申请公布号
US2352062(A)
申请公布日期
1944.06.20
申请号
US19400313770
申请日期
1940.01.13
申请人
ZAP EDWARD F
发明人
ZAP EDWARD F.
分类号
B64C9/18
主分类号
B64C9/18
代理机构
代理人
主权项
地址
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