| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 9 | |
| #2 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Animal care | |
| #3 | Servomotors |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sen Ernst Printz | 7 |
| #2 | Jun Dr-Ing Ernst Printz | 5 |
| #3 | Mehlbach Karl | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB766679A | Improvements relating to mounting arrangements for agricultural soil-cultivating implements | |
| GB678601A | Improvements relating to control devices for hydraulic installations | |
| GB687218A | Means for coupling soil cultivating implements or the like to a tractor or the like | |
| DE825473C | Lifting device for attachments on tractors | |
| DE943079C | Device for connecting tillage equipment to a tractor or the like. |