发明名称 |
METHOD OF MAKING SHAPED ARTICLES |
摘要 |
This invention relates to a method of making an article having a plane of symmetry whereby a portion of the article is used as the form for building the second part of the article and the material used to build the article is a polyurethane reaction mixture, including a method of attaching fittings to said article during construction by releasably attaching the fitting to one surface of the article.
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申请公布号 |
US3699198(A) |
申请公布日期 |
1972.10.17 |
申请号 |
USD3699198 |
申请日期 |
1969.09.29 |
申请人 |
GOODYEAR TIRE & RUBBER CO.:THE |
发明人 |
KEITH D. ROBINSON |
分类号 |
B29C41/08;(IPC1-7):B29C13/04;B29H7/03;B32B27/12;B32B27/40 |
主分类号 |
B29C41/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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