| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 42 | |
| #2 | Canada | 25 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Materials and metallurgy | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Couplings | |
| #2 | Rail vehicle suspensions | |
| #3 | Unspecified technologies | |
| #4 | Railway brakes | |
| #5 | Railway bodies | |
| #6 | Doors and windows | |
| #7 | Foundry moulding | |
| #8 | Unspecified technologies | |
| #9 | Machines for making railways | |
| #10 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brown Perry | 67 |
| #2 | Doherty Daniel E | 2 |
| Publication | Filing date | Title |
|---|---|---|
| CA183305A | Hand brake for cars | |
| US1275376A | Car. | |
| US1248259A | Lid for journal-boxes. | |
| CA170417A | Journal box | |
| US1185977A | Ratchet-brake. | |
| US1299114A | Draft-rigging. | |
| US1185976A | Brake. | |
| US1185974A | Brake. | |
| US1185975A | Operating mechanism for brakes. | |
| US1171087A | Journal-box. | |
| US1131205A | Draft-rigging. | |
| US1156881A | Draft-rigging. | |
| US1185973A | Brake. | |
| CA168308A | Draft rigging | |
| US1232651A | Draft-rigging. | |
| CA154301A | Journal box | |
| CA155211A | Draft mechanism | |
| US1185972A | Car-brake. | |
| CA152540A | Journal box | |
| CA146327A | Car brake |