| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 23 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Civil engineering | |
| #4 | Consumer goods | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Railway bodies | |
| #2 | Unspecified technologies | |
| #3 | Rail vehicle suspensions | |
| #4 | Railway brakes | |
| #5 | Ice-boxes | |
| #6 | Locks | |
| #7 | General building constructions | |
| #8 | Couplings | |
| #9 | Doors and windows | |
| #10 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pries Herman | 24 |
| #2 | Meyer John W | 5 |
| #3 | Pries Amelia | 3 |
| #4 | Williamson Henry C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1116731A | Dump-car. | |
| US1172904A | Brake-shaft. | |
| US1086556A | Saddle-block for car-roofs. | |
| US1137082A | Brake-shaft. | |
| US1178677A | Draft-gear. | |
| US1085158A | Car-roof. | |
| US1182207A | Coupling-pin-controlling device. | |
| US1027503A | Car-roof. | |
| US1007485A | Refrigerator-car. | |
| US965934A | Metal underframing for cars. | |
| US949945A | Brake-shoe. | |
| US939315A | Refrigerator-car. | |
| US944818A | Truck-bolster for railway-cars. | |
| US928698A | Dump-car. | |
| US916592A | Dump-car. | |
| US914073A | Car-bolster. | |
| US893650A | Underframing for cars. | |
| US735296A | Brake-beam. | |
| US737018A | Grain-door for cars. | |
| US657617A | Car-door. |