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发明名称
VARIABLE PITCH MECHANISM FOR PROPELLER
摘要
申请公布号
JPS56138090(A)
申请公布日期
1981.10.28
申请号
JP19800040652
申请日期
1980.03.29
申请人
KOGYO GIJUTSUIN
发明人
YADA TSUNEJI
分类号
B63H3/02
主分类号
B63H3/02
代理机构
代理人
主权项
地址
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