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公开(公告)号:EP0132993A1
公开(公告)日:1985-02-13
申请号:EP84304902.4
申请日:1984-07-18
申请人: Seymour, Robert John
发明人: Seymour, Robert John
摘要: A racquet for striking a ball or other projectile in a game, having a stringed head (12), in which the racquet is so constructed that, for an impact in the region of the sweet-spot, each of those strings (38) which yield do so substantially symmetrically about a plane which is perpendicular to the string and which passes through the centre of impact.
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公开(公告)号:EP0132993B1
公开(公告)日:1988-10-12
申请号:EP84304902.4
申请日:1984-07-18
申请人: Seymour, Robert John
发明人: Seymour, Robert John
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