Cooperative Patent Classification (CPC)
| Document Code | IPC/CE/45/COOPERATIVE_PATENT_CLASSIFICATION |
| Meeting Code | IPC/CE/45 |
| Publication Date | Mar 4, 2013 |
| Document Code | IPC/CE/45/COOPERATIVE_PATENT_CLASSIFICATION |
| Meeting Code | IPC/CE/45 |
| Publication Date | Mar 4, 2013 |