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专利名称：Dual directional rotating device发明人：Kyong Kim Kim,William Soto申请号：US08/578419申请日：19951226公开号：US05659988A公开日：19970826
摘要：A dual directional rotating device (10) comprising an elongated slender flexibleline (12). A wind wheel (14) is provided. A double bearing unit (16) is between the line (12)and the wind wheel (14), to cause the wind wheel (14) to rotate clockwise and
counterclockwise on the line (12), depending upon which way wind blows against the windwheel (14) .
申请人：KIM; KYONG KIM,SOTO; WILLIAM
代理人：Michael I. Kroll
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