发明名称 Surfboard making process
摘要 A surfboard making process including the steps of preparing a polyethylene bag to hold a foamed EPS (expanded polystyrene), treating the polyethylene bag with the foamed EPS through a secondary foaming process, and then putting the product thus obtained from the secondary foaming process in the molding cavity of a molding die for treating into a surfboard by a steam bath.
申请公布号 US5234638(A) 申请公布日期 1993.08.10
申请号 US19920112760 申请日期 1992.07.13
申请人 JANG, JINN-FA 发明人 JANG, JINN-FA
分类号 B29C44/08;B29C44/14;B29C70/00 主分类号 B29C44/08
代理机构 代理人
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