| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 6 | |
| #2 | Germany | 5 | |
| #3 | Austria | 2 | |
| #4 | Canada | 1 | |
| #5 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Civil engineering | |
| #3 | Transport | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Planting | |
| #2 | Construction of roads | |
| #3 | Filing and indexing | |
| #4 | Ships |
| # | Name | Total Patents |
|---|---|---|
| #1 | Thomsen Alfred | 13 |
| #2 | Nielsen Vaerkforer Niels Joerg | 1 |
| #3 | Ollegaard Nielsen Niels Jorgen | 1 |
| #4 | Alfred Thomsen | 1 |
| #5 | Nielsen Niels Jorgen Ollegaard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DK43578A | Stream material spreader | |
| CA689013A | Gravel spreader |