| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 35 | |
| #2 | France | 18 | |
| #3 | Germany | 2 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Organic fine chemistry | |
| #5 | Mechanical elements |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jean Nydegger | 10 |
| #2 | Albert Nydegger | 4 |
| #3 | Frederic Stauffer | 1 |
| #4 | Robert Bratschi | 1 |
| #5 | Nydegger Jean | 1 |
| #6 | Paul Bachmann | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1218961B | Device for attaching relief signs to a dial by means of ultrasonic welding | |
| DE1138711B | Holding device designed for machining dials |