| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 3 | |
| #2 | Austria | 2 | |
| #3 | Belgium | 2 | |
| #4 | Canada | 2 | |
| #5 | Switzerland | 2 | |
| #6 | Denmark | 2 | |
| #7 | France | 2 | |
| #8 | United Kingdom | 2 | |
| #9 | United States | 2 | |
| #10 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Working stone | |
| #2 | Unspecified technologies | |
| #3 | Sawing | |
| #4 | Mining |
| # | Name | Total Patents |
|---|---|---|
| #1 | Karlsson Arnold Valfrid | 4 |
| #2 | Nilsson Johan | 3 |
| #3 | Mattsson Sven Axel | 3 |
| #4 | Mattsson Sven A | 2 |
| #5 | Sven Axel Mattsson | 2 |
| #6 | Axel Mattson Sven | 2 |
| #7 | Arnold Valfrid Karlsson | 2 |
| #8 | Karlsson Arnold V | 2 |
| #9 | Valfrid Karlsson Arnold | 2 |
| #10 | Axel Mattsson Sven | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE1427759A1 | Method of making curbs | |
| DE1087073B | Stone saw | |
| CA616788A | Stone sawing machine | |
| CA643183A | Saw blades for stone sawing machines provided with hard metal cutters |