| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Denmark | 5 | |
| #2 | France | 4 | |
| #3 | United Kingdom | 2 | |
| #4 | Belgium | 1 | |
| #5 | Germany | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Measuring temperature | |
| #2 | Measuring volume |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kristensen Orla Torup | 2 |
| #2 | Hansen J P F | 1 |
| #3 | Hansen N | 1 |
| #4 | Kristensen O | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1017452A | Heat distribution meter | |
| GB1018087A | Heat meter of the evaporator type | |
| DE1256441B | Heat meter |