| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Mechanical elements | |
| #3 | Machines | |
| #4 | Control | |
| #5 | Chemical engineering | |
| #6 | Machine tools | |
| #7 | Thermal processes | |
| #8 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Clutches and brakes | |
| #5 | Feeding fuel to combustion device | |
| #6 | Locomotives | |
| #7 | Finishing textile fabrics | |
| #8 | Unspecified technologies | |
| #9 | Control or regulating systems | |
| #10 | Punching metal |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gadd Charles J | 11 |
| #2 | Martyn David | 2 |
| #3 | Jenkins David J | 1 |
| #4 | Gadd Anna Eyre | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1300599A | Anticreeper for rails. | |
| US1199743A | Fastening for railroad or other structures. | |
| US1116686A | Rail-anchor. | |
| US1179087A | Feeding pulverized fuel. | |
| US1024127A | Railway-track fastening. | |
| US1062905A | Head-support for screw-spikes. | |
| US856692A | Friction-clutch. | |
| US805192A | Automatic punching-machine. | |
| US668796A | Metallic railway-tie. | |
| US668795A | Metallic railway-tie. | |
| US650385A | Fastening device for tentering-machines. |