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经营范围
发明名称
Improvements in or relating to propeller or airscrew blade mounting
摘要
申请公布号
GB644336(A)
申请公布日期
1950.10.11
申请号
GB19480000786
申请日期
1948.01.09
申请人
HARTZELL INDUSTRIES INC.
发明人
分类号
B64C11/04
主分类号
B64C11/04
代理机构
代理人
主权项
地址
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