| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Finland | 4 | |
| #2 | Sweden | 4 | |
| #3 | Germany | 2 | |
| #4 | Denmark | 1 | |
| #5 | Spain | 1 | |
| #6 | United Kingdom | 1 | |
| #7 | Italy | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Civil engineering | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Hinges for doors or windows | |
| #3 | Grinding or polishing devices | |
| #4 | Indexing scheme relating to hinges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sillen R V | 3 |
| #2 | Sillen Rudolf Valentin | 2 |
| #3 | Nilsson E I | 1 |
| #4 | Karlsson G | 1 |
| #5 | Harald Ousbaeck Sven | 1 |
| #6 | Gunnar Aastroem Bo | 1 |
| #7 | Sjoegren Eric-Olov | 1 |
| #8 | Gystav Peterson | 1 |
| #9 | Larson Uno O | 1 |
| #10 | Julius Lindstroem Carl | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2514305A1 | DEVICE FOR CASTING METAL INTO SHAPES | |
| DE563217C | Brake device for doors on herds u. like |