| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Measurement | |
| #4 | Packaging and shipping | |
| #5 | Basic materials chemistry | |
| #6 | Thermal processes | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Measuring volume | |
| #3 | Unspecified technologies | |
| #4 | Pistons and sealings | |
| #5 | Pipes | |
| #6 | Containers for goods storage | |
| #7 | Fire-fighting | |
| #8 | Heat-exchange device details | |
| #9 | Lubricating compositions | |
| #10 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Brooks Stephen H | 6 |
| #2 | Calhoun Tracy J | 3 |
| #3 | Tennent Alpheus H | 1 |
| #4 | Boyd Charles A | 1 |
| #5 | Meley Everett L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2009117A | Oil tank gauging device | |
| US1876035A | Distilling apparatus for use in reclaiming oils | |
| US1817029A | Tank nozzle for swing joints and pipe line connections | |
| US1735261A | Flame arrester | |
| US1758495A | Condenser construction | |
| US1628028A | Collar and cover for tank gauge holes | |
| US1626782A | Swing-pipe mechanism | |
| US1604257A | Oil tank | |
| US1689941A | Liquid-level indicator | |
| US1501038A | Pressure and vacuum release valve | |
| US1479053A | Gauge-hole collar | |
| US1483212A | Vapor-conservation system |