| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 8 | |
| #2 | United States | 6 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Electrical machinery and energy | |
| #3 | Measurement | |
| #4 | Chemical engineering | |
| #5 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Weighing | |
| #3 | Mixing | |
| #4 | Dynamo-electric machines | |
| #5 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bruno Eck | 6 |
| #2 | Laing Nikolaus | 2 |
| #3 | Nikolaus Laing | 1 |
| #4 | Eck Bruno | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3306528A | Centrifugal blower | |
| GB1015486A | Improvements in or relating to fans | |
| GB997948A | Centrifugal blowers | |
| US3096931A | Cross flow fan arrangement | |
| GB970042A | Improvements in or relating to mixing appliances | |
| US3070287A | Drum rotor for radial blower | |
| US2914243A | Fans | |
| GB803422A | Radial flow blower for conveying gases with a high dust content | |
| GB757243A | Cross-flow blower | |
| GB723706A | Improvements in rotors for radial flow fans |