| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Germany | 5 | |
| #3 | France | 3 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Measurement | |
| #5 | Textiles and paper | |
| #6 | Mechanical elements | |
| #7 | Materials and metallurgy |
| # | Technology | |
|---|---|---|
| #1 | Separation | |
| #2 | Electric switches | |
| #3 | Measuring force, work and fluid pressure | |
| #4 | Unspecified technologies | |
| #5 | Unspecified technologies | |
| #6 | Venting or aerating devices | |
| #7 | Paper-making machines | |
| #8 | Working metallic powder | |
| #9 | Pipes | |
| #10 | Paper coating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Pall David Boris | 3 |
| #2 | Whyte James | 1 |
| #3 | Siebel Mathias Paul Leopold | 1 |
| #4 | Cordes Harry | 1 |
| #5 | Boris Pall David | 1 |
| #6 | Dayson Philip Leslie | 1 |
| #7 | Hardy Maurice Graham | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1168102A | A Timing and Switching Valve Apparatus and an Apparatus for Processing Air or other Gas including the same | |
| GB1019536A | Apparatus for measuring temperature |