JPS56501078A - |
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| 申请号 | JP50208780 | 申请日 | 1980-08-19 | 公开(公告)号 | JPS56501078A | 公开(公告)日 | 1981-08-06 |
| 申请人 | 发明人 | ||||||
| 摘要 | An ultra light weight golf club shaft tapered in a step pattern having a reinforced wall at the region where maximum bending moment occurs during play. | ||||||
| 权利要求 | |||||||
| 说明书全文 | |||||||
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