| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 15 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Heat-exchange device details | |
| #2 | Unspecified technologies | |
| #3 | Heat-exchanger without contact |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mceachren John D | 16 |
| Publication | Filing date | Title |
|---|---|---|
| US819911A | Steam-heater. | |
| CA86176A | Header | |
| CA86177A | Steam heater | |
| CA87780A | Fan for fluid gases | |
| CA86707A | Valve | |
| CA81430A | Drying apparatus | |
| CA63973A | Dust collector | |
| CA55331A | Furnace for heating with hot water or steam | |
| CA43400A | Feed water heater | |
| CA49648A | System of heating buildings | |
| CA43305A | Disc fan | |
| CA37261A | Boiler cleaner | |
| CA11098A | Improvements on knife grinding machines | |
| CA11123A | Improvements on boilers cleaners | |
| CA49519A | Hot water boiler | |
| CA49547A | Hot water boiler |