| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Civil engineering | |
| #4 | Measurement | |
| #5 | Telecommunications | |
| #6 | Control |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Venting or aerating devices | |
| #3 | Unspecified technologies | |
| #4 | Measuring volume | |
| #5 | Water-closets with flushing devices | |
| #6 | Roof coverings | |
| #7 | Fire-fighting | |
| #8 | Alarm systems | |
| #9 | Selecting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Shand Reginald C | 4 |
| #2 | Jurs Albert E | 2 |
| #3 | Jurs Peter C | 1 |
| #4 | Jurs Jr Albert E | 1 |
| #5 | Blake Robert W | 1 |
| #6 | Hjortsvang, Holger I. | 1 |
| #7 | Stout, George H. | 1 |
| #8 | Jurs Eugene E | 1 |
| #9 | Bryson, James D. | 1 |
| #10 | Wilson, Bernard T. | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB1051132A | Improvements in or relating to telemetering systems | |
| US2549689A | Fluid operated valve | |
| US2466437A | Tank gauge | |
| US2565817A | Safety device for tank valve systems | |
| US2382377A | Liquid level indicator | |
| US2019786A | Hydraulically operated valve unit | |
| US1976445A | Valve control system | |
| US1841456A | Flush valve | |
| US1960831A | Valve control system | |
| US1762838A | Roof drain | |
| US1702919A | Hose rack |