| 发明名称 |
Venetian blind |
| 摘要 |
|
| 申请公布号 |
US1808455(A) |
申请公布日期 |
1931.06.02 |
| 申请号 |
US19280265855 |
申请日期 |
1928.03.30 |
| 申请人 |
J. G. WILSON CORP |
发明人 |
DUNCANSON WALTER E. |
| 分类号 |
E06B9/304 |
主分类号 |
E06B9/304 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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