| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 13 | |
| #2 | Denmark | 1 | |
| #3 | Spain | 1 | |
| #4 | France | 1 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Making metal sheets |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liikekeksintoe | 4 |
| #2 | Johannes Wilska Alvar Pietari | 2 |
| #3 | Alvar Wilska | 1 |
| #4 | Petaelae Eero I | 1 |
| #5 | Hannu Hirvelae | 1 |
| #6 | Olavi Suomela Uuno | 1 |
| #7 | Tor-Erik Brekmer | 1 |
| #8 | Esko Rauvala | 1 |
| #9 | Hjalmar Gallen | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES228556A1 | A device applied to a machine to manufacture tube through replacement in helix (Machine-translation by Google Translate, not legally binding) | |
| GB794299A | Improvements in or relating to machines for making pipe from strip material |