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经营范围
发明名称
BIPLANE AIRCRAFT
摘要
申请公布号
PL142572(B1)
申请公布日期
1987.11.30
申请号
PL19840247221
申请日期
1984.04.13
申请人
发明人
分类号
B64C;B64C1/26;(IPC1-7):B64C1/26
主分类号
B64C
代理机构
代理人
主权项
地址
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