| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 9 | |
| #2 | Denmark | 5 | |
| #3 | United Kingdom | 4 | |
| #4 | Austria | 2 |
| # | Industry | |
|---|---|---|
| #1 | Materials and metallurgy | |
| #2 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Non-metallic elements | |
| #2 | Non-positive-displacement pumps |
| # | Name | Total Patents |
|---|---|---|
| #1 | Cowey Leonard Eugene | 1 |
| #2 | Clemm Adolf | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB191412600A | Process for the Production of Oxides of Nitrogen. | |
| GB191320189A | Improvements in, and Apparatus for, the Distillation of Nitric Acid, or Nitric Acid Monohydrate. | |
| GB191317378A | Process for the Production of Sulphur Dichloride. |