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发明名称
PROPELLERBLATT
摘要
申请公布号
DE3146048(A1)
申请公布日期
1982.08.19
申请号
DE19813146048
申请日期
1981.11.20
申请人
UNITED TECHNOLOGIES CORP.
发明人
A.JUN. NUTTER,HARRY;M. GRAFF,JOHN
分类号
B64C11/22;B64C11/20;(IPC1-7):B64C11/20
主分类号
B64C11/22
代理机构
代理人
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