Government patenting and technology transfer
| 格式: | 图书 |
|---|---|
| 语言: | English |
| 出版: |
Washington, DC.
United States Dept. of Agriculture
[2006]
|
| 主题: |
| 格式: | 图书 |
|---|---|
| 语言: | English |
| 出版: |
Washington, DC.
United States Dept. of Agriculture
[2006]
|
| 主题: |