| Termen/ Term | Nr. apariții/ No. occurrences |
| Pascal, Ion Sc. | 1 |
| Pascal, Sebah | 2 |
| Pașcani | 16 |
| Pașcanu | 2 |
| Pașcanu Ion | 7 |
| Pascu | 1 |
| Păsculescu | 1 |
| Păsculescu, S. | 1 |
| Patek | 1 |
| Patent | 1 |
| Patent Lever | 1 |
| Pathe | 2 |
| Paul Adel | 2 |
| Paul Martin | 1 |
| Paulian, I. St. | 1 |
| Pazzini Carli Editor | 1 |
| Peabody | 3 |
| Peabody Martini | 3 |
| Peabody Martini, U.S.A. | 1 |
| Peeter de Loose | 1 |
| Pelican | 1 |
| Pencon, A. | 1 |
| Penescu, A. | 1 |
| Pennsylvania | 14 |
| per Gerardum Mercatorem | 1 |
| Perahim, S. | 2 |
| Pere Bally | 1 |
| Periamos | 9 |
| Perigal | 1 |
| Perpessicius | 1 |
| Perrier | 1 |
| Perrin Freres | 1 |
| Perrin, L. | 1 |
| Persia | 1 |
| Perth Amboy | 1 |
| Pesky, E. | 3 |
| Pesme | 1 |
| Pesta | 5 |
| Petersburg | 7 |
| Petit, Alexandru | 144 |
| Petit, Pierre | 1 |
| Petre Nicolae | 2 |
| Petrescu | 1 |
| Petrescu Cezar, inginer hotarnic | 3 |
| Petrescu, Camil | 1 |
| Petrescu, Cezar | 1 |
| Petrescu-Găina, Nicolae | 4 |
| Petrești | 11 |
| Petrila | 2 |
| Petrocsy | 2 |