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发明名称
ROTARY TYPE PROPULSIVE ELEMENT
摘要
申请公布号
KR920008336(Y1)
申请公布日期
1992.11.20
申请号
KR19890017247U
申请日期
1989.11.22
申请人
LEE, MUN - KYU
发明人
LEE, MUN - KYU
分类号
B63H1/02;(IPC1-7):B63H1/02
主分类号
B63H1/02
代理机构
代理人
主权项
地址
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