| 发明名称 |
Color-matching device |
| 摘要 |
|
| 申请公布号 |
US2295325(A) |
申请公布日期 |
1942.09.08 |
| 申请号 |
US19410381442 |
申请日期 |
1941.03.03 |
| 申请人 |
AMERICAN LINEN COMPANY |
发明人 |
BELDEN CHARLES W. |
| 分类号 |
G01J3/52 |
主分类号 |
G01J3/52 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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