| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools | |
| #3 | Machines | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Rolling metal | |
| #3 | Unspecified technologies | |
| #4 | Turning | |
| #5 | Stringed musical instruments | |
| #6 | Unspecified technologies | |
| #7 | Construction of roads |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kimmel Charles P | 12 |
| #2 | Mcmanus Felix L | 1 |
| #3 | Hamilton Lillian L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2341725A | Musical instrument | |
| US2215104A | Rail fastener and tie plate | |
| US2157455A | Bearing for rolling mills | |
| US2135669A | Piling and stacking apparatus | |
| US1857458A | Railroad crossing | |
| US1857457A | Wheel tread refacer | |
| US1629344A | Rail-holding device | |
| US1580259A | Rail-fastening device | |
| US1580258A | Rail-holding clamp | |
| US1145023A | Rail-joint. | |
| CA264912A | Rail clamp | |
| CA260337A | Metal crosstie |