| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 16 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Copy machines |
| # | Name | Total Patents |
|---|---|---|
| #1 | Joseph Krell | 9 |
| #2 | Deutsch H | 2 |
| #3 | Erich Ostwaldt | 2 |
| #4 | Krell | 1 |
| #5 | Erich Ostwald | 1 |
| #6 | Richard Rose | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB720439A | Improvements in tabs for insertion in the printing plates for address printing machines |