| 发明名称 |
Roll feed |
| 摘要 |
|
| 申请公布号 |
US2990722(A) |
申请公布日期 |
1961.07.04 |
| 申请号 |
US19590811745 |
申请日期 |
1959.05.07 |
| 申请人 |
MALMBERG BROR V |
发明人 |
MALMBERG BROR V. |
| 分类号 |
B21D43/09;F16H27/02 |
主分类号 |
B21D43/09 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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