| # | Industry | |
|---|---|---|
| #1 | Engines, pumps and turbines | |
| #2 | Civil engineering | |
| #3 | Control | |
| #4 | Machine tools | |
| #5 | Textiles and paper | |
| #6 | Thermal processes | |
| #7 | Furniture and games | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Non-positive-displacement pumps | |
| #2 | Systems controlling non-electric variables | |
| #3 | Sewers | |
| #4 | Preheating for stem generation | |
| #5 | Machines | |
| #6 | Installations for obtaining water | |
| #7 | Sewing | |
| #8 | Domestic washing | |
| #9 | Presses | |
| #10 | Permanently attaching objects |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schmid Maschinenfabrik A D Sih | 20 |
| #2 | Lauchenauer Hermann | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE614426C | Centrifugal pump for contaminated fluids | |
| DE593598C | Pump device with self-priming centrifugal pump for atmospheric suction head | |
| IE12203L | Vent valves | |
| IE11832L | Centrifugal pumps. | |
| DE529937C | Ventilation valve for electrical pump systems | |
| CA311552A | Centrifugal pump installation |