| 发明名称 |
Magnetic guard rail |
| 摘要 |
|
| 申请公布号 |
US3212755(A) |
申请公布日期 |
1965.10.19 |
| 申请号 |
US19630253208 |
申请日期 |
1963.01.22 |
| 申请人 |
JULES LISS;MARTIN LISS |
发明人 |
LISS JULES;LISS MARTIN |
| 分类号 |
H01F7/02 |
主分类号 |
H01F7/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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