| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 6 | |
| #2 | Germany | 3 | |
| #3 | Canada | 2 | |
| #4 | Austria | 1 | |
| #5 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Textiles and paper | |
| #4 | Mechanical elements | |
| #5 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Sawing | |
| #2 | Accessories for machine tools | |
| #3 | Unspecified technologies | |
| #4 | Animal care | |
| #5 | Mechanical control devices | |
| #6 | Machines for making clothes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jakob Kern | 6 |
| #2 | Kern Jakob | 6 |
| Publication | Filing date | Title |
|---|---|---|
| CA489529A | File bodies | |
| CA494969A | Filing machines |