| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 4 | |
| #2 | Switzerland | 3 | |
| #3 | United States | 2 | |
| #4 | Belgium | 1 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Consumer goods | |
| #3 | Foods and drinks | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Harvesting | |
| #2 | Tobacco | |
| #3 | Marine propulsion | |
| #4 | Foods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Graf Otto | 8 |
| #2 | Graf Alfred | 4 |
| #3 | Otto Graf | 3 |
| #4 | Rudloff Xavier | 1 |
| #5 | Sedy Hans | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US979287A | Machine for stringing tobacco-leaves. | |
| US881573A | Machine for stringing up tobacco-leaves. |