| Subject | Italian | English |
| patents. | caucciù, guttaperca, gomma, amianto, mica | rubber, gutta-percha, gum, asbestos, mica |
| patents. | caucciù, guttaperca, gomma, amianto, mica e prodotti in tali materie e compresi nella classe 17 | rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and included in class 17 |
| patents. | caucciù, guttaperca, gomma, amianto, mica e prodotti in tali materie non compresi in altre classi | rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes |