| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Switzerland | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Canada | 2 | |
| #5 | France | 1 | |
| #6 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Marth Oscar | 13 |
| #2 | Oscar Marth | 1 |
| Publication | Filing date | Title |
|---|---|---|
| CA79477A | Speed changing friction gearing | |
| GB190205114A | Improvements in Friction Gearing for Transmitting Great Power. | |
| US705108A | Speed-changing friction-gearing. | |
| GB189903057A | Improvements in or in the Manufacture of Belt Pulleys. | |
| GB189627886A | Improvements in Milk Cans and the like. | |
| CA39684A | Rotary plough |