| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 3 | |
| #2 | Netherlands | 2 | |
| #3 | Norway | 2 | |
| #4 | Australia | 1 | |
| #5 | Belgium | 1 | |
| #6 | Germany | 1 | |
| #7 | France | 1 | |
| #8 | United Kingdom | 1 | |
| #9 | Sweden | 1 | |
| #10 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Construction of roads | |
| #2 | General building constructions |
| # | Name | Total Patents |
|---|---|---|
| #1 | Rasmussen K A | 4 |
| #2 | Rasmussen Knud Anker | 3 |
| #3 | J Rgensen Kai | 1 |
| #4 | Jensen S Ren | 1 |
| #5 | Rasmussen Knud A | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DK8593D0 | Paving stones, methods of manufacture and use thereof | |
| DE2717327A1 | CONCRETE PAVER AND METHOD FOR MANUFACTURING IT | |
| NL7600672A | Cast wall construction unit - has parts acting as form blocks also cladding and filter layer |