发明名称 |
Method of making a cooking vessel which has surface ornamentation |
摘要 |
A metal sheet is deformed to produce a blank which has one side which is smooth and another side which is ornamented with a pattern of raised and/or depressed areas. The blank is deformed to produce a cooking vessel which has the ornamented side located on its exterior surface.
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申请公布号 |
US4347722(A) |
申请公布日期 |
1982.09.07 |
申请号 |
US19800150822 |
申请日期 |
1980.05.19 |
申请人 |
ULAM, JOHN B. |
发明人 |
ULAM, JOHN B. |
分类号 |
B21H8/00;B23P15/00;(IPC1-7):B21D51/22 |
主分类号 |
B21H8/00 |
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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