| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 5 | |
| #2 | United States | 4 | |
| #3 | Australia | 2 | |
| #4 | United Kingdom | 2 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Controlling combustion | |
| #2 | Unspecified technologies | |
| #3 | Non-positive-displacement pumps | |
| #4 | Casings for combustion chambers |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mclean Embury | 5 |
| #2 | Embury Mclean | 4 |
| #3 | Darrin David H | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US1450693A | Furnace control | |
| AU1305619B | Improvements in furnace control | |
| GB147295A | Improvements in furnace control | |
| GB147294A | Improvements in or relating to baffles for steam boilers of the water tube type | |
| US1355157A | Furnace control | |
| AU422605B | Improved method of and apparatus for regulating furnace draught | |
| US697705A | Damper-controller. | |
| US690931A | Automatic heat-controller for steam-boiler furnaces. |