| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 14 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machines | |
| #3 | Chemical engineering | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Separation | |
| #5 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gregory George P | 8 |
| #2 | Martin Morris | 3 |
| #3 | Stahle Carl W | 2 |
| #4 | Hugh Mackelvie | 1 |
| #5 | Scrannage Lawrence E | 1 |
| #6 | Horton Albert F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1617048A | Strainer | |
| US1603240A | Float valve for feed tanks | |
| US1633322A | Float gauge | |
| US1613166A | Strainer | |
| US1603239A | Liquid gauge | |
| US1389246A | Gage | |
| US1278512A | Gage. | |
| US1278910A | Gage. | |
| US1278469A | Liquid-gage. | |
| US1141500A | Fluid-gage. | |
| US1141499A | Fluid-gage. | |
| US885675A | Fluid-level indicator. | |
| US885629A | Fluid-gage. | |
| US912393A | Fluid-gage. |