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发明名称
Tough punch and manufacturing process for golf green aeration
摘要
<p>본 발명은 철판을 재단(블랭킹) 및 절곡하여 파이프 형태의 터프펀치를 제조함을 특징으로 하는 것으로, 철판을 재단시에 개방부와 분리의 방지를 위한 결합부와 경사부가 되는 부분 등을 동시에 형성하여, 이후 파이프형으로 절곡하는 공정만 거치면 터프펀치가 완성되도록 함을 특징으로 하는 것이다.</p>
申请公布号
KR101078406(B1)
申请公布日期
2011.10.31
申请号
KR20080131064
申请日期
2008.12.22
申请人
发明人
分类号
A63B69/36
主分类号
A63B69/36
代理机构
代理人
主权项
地址
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