| 发明名称 |
Pad holder |
| 摘要 |
|
| 申请公布号 |
US2109404(A) |
申请公布日期 |
1938.02.22 |
| 申请号 |
US19360090352 |
申请日期 |
1936.07.13 |
| 申请人 |
CLEANSER PRODUCTS, INC. |
发明人 |
TREVELLYAN VERNON B. |
| 分类号 |
A47L13/022 |
主分类号 |
A47L13/022 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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