| Provider Name | Provider Code | URI |
|---|---|---|
| Cooperative Patent Classification | cpc |
https://worldwide.espacenet.com/classification?locale=en_EP#!/CPC=A01M1/026 |
| Bioregistry | bioregistry |
https://bioregistry.io/cpc:A01M1/026 |
| Identifiers.org | miriam |
https://identifiers.org/cpc:A01M1/026 |
| Name-to-Thing | n2t |
https://n2t.net/cpc:A01M1/026 |