| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 20 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Materials and metallurgy | |
| #5 | Machine tools | |
| #6 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Lubricating | |
| #3 | Unspecified technologies | |
| #4 | Casting metal | |
| #5 | Machines | |
| #6 | Unspecified technologies | |
| #7 | Clutches and brakes | |
| #8 | Soldering, welding and flame cutting | |
| #9 | Metal-working |
| # | Name | Total Patents |
|---|---|---|
| #1 | Randel Ivar A | 10 |
| #2 | Schlacks William J | 4 |
| #3 | Mccord Alvin C | 4 |
| #4 | Corvin James Frank | 1 |
| #5 | Mcintosh Robert L | 1 |
| #6 | Rondel Iver A | 1 |
| #7 | Randal Ivor A | 1 |
| #8 | Bandel Ivar A | 1 |
| #9 | Deck Louis | 1 |
| #10 | Lamon Judson A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1384096A | Check-valve structure | |
| US1288692A | Ratchet drive. | |
| CA181158A | Car axle box lid | |
| US1299845A | Journal-box. | |
| CA174963A | T-pin for axle box lids | |
| US1189712A | Journal-box cellar. | |
| US1295598A | Pressed-steel journal-box. | |
| US1246946A | Drifting-valve. | |
| US1148629A | Equalized car-truck. | |
| US1148624A | Dust-guard wall for journal-boxes. | |
| US1132370A | Journal-box. | |
| US1123374A | Combined truck-frame and journal-box. | |
| CA154259A | Journal box | |
| CA152645A | Journal box manufacture | |
| US1270125A | Terminal check-valve for force-feed lubricating systems. | |
| US1089585A | Process of making journal-boxes. | |
| US1090085A | Journal-box. | |
| CA152485A | Journal box | |
| US1234878A | Process of producing fluid-conduits in castings. | |
| US1145515A | Force-feed lubricator. |