| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 8 | |
| #2 | United States | 4 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Steam generation | |
| #2 | Fluid heaters |
| # | Name | Total Patents |
|---|---|---|
| #1 | Barrow Thomas | 15 |
| #2 | Adamson Thomas Frederick | 1 |
| #3 | Roach John B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191025489A | Circulating Attachment for Boilers. | |
| GB191017791A | Steam Boilers. | |
| CA128825A | Steam boiler | |
| CA124280A | Steam boiler | |
| US948366A | Steam-boiler. | |
| US974736A | Circulating attachment for boilers. | |
| US949953A | Steam-boiler. | |
| US793266A | Steam-boiler. | |
| CA78645A | Pneumatic crane | |
| CA86896A | Pneumatic drill | |
| CA78405A | Pneumatic hoist | |
| CA87476A | Pneumatic motor | |
| GB189616983A | An Improved Detachable Coupling, applicable to Wire Ropes, Chains, and the like. | |
| CA37563A | Boiler stay | |
| CA28850A | Process for smelting iron ore |