| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Denmark | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | Norway | 2 | |
| #5 | Sweden | 2 | |
| #6 | Austria | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Finland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Civil engineering | |
| #3 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Planting | |
| #2 | Construction of roads | |
| #3 | Handling thin material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mattson B | 2 |
| #2 | Bengtsson K | 2 |
| #3 | Mattson A | 2 |
| #4 | Wittsten L | 2 |
| #5 | Bengtsson Karl-Axel | 1 |
| #6 | Lennart Wittsten Hakan | 1 |
| #7 | Mattson Bertil | 1 |
| #8 | Bertil Mattson | 1 |
| #9 | Mattsson Bertil | 1 |
| #10 | Wittsten Lennart | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1144630A | A transportable spreader for pulverulent materials | |
| GB1121640A | A feeding device for spreaders for granular or pulverulent materials |