| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 4 | |
| #2 | Austria | 3 | |
| #3 | United States | 3 | |
| #4 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Railway equipment | |
| #2 | Unspecified technologies | |
| #3 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Johnson Oliver Warren | 10 |
| #2 | Daniel Stahl | 1 |
| #3 | Warren Johnson Oliver | 1 |
| #4 | Stahl Daniel | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB190814333A | Improvements in and relating to Apparatus for Feeding Sheets to Printing Presses, Folding Machines, Ruling Machines and the like. | |
| GB190812653A | Improvements in and relating to Paper Folding Machines | |
| GB190714631A | Improvements in and relating to Machines for Folding Letters and the like. | |
| US802146A | Changeable-speed gearing. | |
| GB190211168A | Improvements in and relating to Car Repalcers. | |
| US717862A | Car-replacer. | |
| US710584A | Car-replacer. |