| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 22 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Agriculture | |
| #3 | Engines, pumps and turbines | |
| #4 | Machine tools | |
| #5 | Thermal processes | |
| #6 | Mechanical elements | |
| #7 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Spraying devices | |
| #2 | Animal catching | |
| #3 | Pumps | |
| #4 | Unspecified technologies | |
| #5 | Horticulture | |
| #6 | Soldering, welding and flame cutting | |
| #7 | Domestic washing | |
| #8 | Pistons and sealings | |
| #9 | Burners | |
| #10 | Planting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brandt Henry E | 20 |
| #2 | Axel Sorensen | 2 |
| #3 | Bartholow William P | 2 |
| #4 | Guttman Joseph G | 1 |
| #5 | Dobbis Elmer E | 1 |
| #6 | Clifford Zwickey | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2148726A | Duplex nozzle for sprayers | |
| US2162057A | Knapsack sprayer | |
| US2142712A | Pump plunger | |
| US2173930A | Pump valve mounting | |
| US2180664A | Dispensing tank closure structure | |
| US2149112A | Agitator drive for power sprayers | |
| US2123450A | Hand operated seeder | |
| US2082146A | Dispensing device | |
| US2034082A | Nozzle for sprayers | |
| US2026210A | Dispensing device | |
| US1792802A | Sprayer construction | |
| US1792804A | Duster for plants | |
| US1792803A | Sprayer for lacquer | |
| US1786889A | Sprayer | |
| US1557650A | Sprayer closure | |
| US1559843A | Sprayer with air chamber and transverse tank | |
| US1546966A | Duplex powder duster for saddles | |
| US1515336A | Duster | |
| US1544720A | Sprayer | |
| US1395086A | Air-charging pump for sprayers |