| 发明名称 |
Building block |
| 摘要 |
|
| 申请公布号 |
US1900457(A) |
申请公布日期 |
1933.03.07 |
| 申请号 |
US19300484900 |
申请日期 |
1930.09.27 |
| 申请人 |
MILLER WALTER R |
发明人 |
MILLER WALTER R. |
| 分类号 |
E04B2/02;E04B2/42 |
主分类号 |
E04B2/02 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
|
| 地址 |
|
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