| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Sweden | 7 | |
| #2 | Denmark | 5 | |
| #3 | United Kingdom | 2 | |
| #4 | Austria | 1 | |
| #5 | Australia | 1 | |
| #6 | Brazil | 1 | |
| #7 | Switzerland | 1 | |
| #8 | Italy | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Thermal processes | |
| #3 | Electrical machinery and energy | |
| #4 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Casting metal | |
| #2 | Furnaces | |
| #3 | Details of furnaces | |
| #4 | Special electric heating or lighting | |
| #5 | Special information storage |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wertli A | 14 |
| #2 | Wertli Alfred | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1307148A | Furnaces for horizontal continuous casting apparatus | |
| GB1323752A | Continuous casting of tubes |