| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Brazil | 1 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 | |
| #5 | Italy | 1 | |
| #6 | Netherlands | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Mechanical elements | |
| #3 | Foods and drinks |
| # | Technology | |
|---|---|---|
| #1 | Marine propulsion | |
| #2 | Clutches and brakes | |
| #3 | Aeroplanes | |
| #4 | Servomotors | |
| #5 | Meat processing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liebich Rudolf | 6 |
| #2 | Liebich R | 1 |
| #3 | Hollweg Heinrich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2403941A1 | Torsionally elastic damping coupling - has separate dampers coupled between points on primary and secondary portions | |
| DE2244919A1 | HYDRAULICALLY ACTUATED DISC CLUTCH | |
| DE1253093B | Device operable via a control valve for the hydraulic adjustment and maintenance of the blades of controllable pitch propellers of ships | |
| DE1253092B | Device operable via a control valve for the hydraulic adjustment and maintenance of the blades of controllable pitch propellers of ships |