| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 2 | |
| #2 | United Kingdom | 2 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Germany | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 | |
| #8 | Finland | 1 | |
| #9 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Burners | |
| #2 | Pumps | |
| #3 | Siphons | |
| #4 | Domestic stoves |
| # | Name | Total Patents |
|---|---|---|
| #1 | Svenning Wenander Harald | 2 |
| #2 | Wenander Harald Svenning | 2 |
| #3 | Bonthron Ewing Aktiebolaget | 1 |
| Publication | Filing date | Title |
|---|---|---|
| FR1068993A | Automatic pump | |
| GB703900A | Improvements in and relating to automatic pumps | |
| US2867974A | Heat motor pump | |
| GB694410A | Improvements in and relating to diaphragm pumps | |
| FR1036504A | Automatic pump for liquid fuel burners |