| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 15 | |
| #2 | Canada | 14 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Surface technology and coating | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Machines for making railways | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Coating metallic material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ericson Charles G | 29 |
| Publication | Filing date | Title |
|---|---|---|
| US2331314A | Rail anchor | |
| US2265104A | Rail anchor | |
| US2204849A | Rail retaining device | |
| US1996286A | Rail anchor | |
| US1764012A | Rail anchor | |
| US1764011A | Rail anchor | |
| US1764010A | Rail anchor | |
| US1764013A | Rail anchor | |
| US1722567A | Rail anchor | |
| US1548589A | Rail anchor | |
| US1548588A | Rail anchor | |
| US1548587A | Rail anchor | |
| US1441838A | Rail anchor | |
| US1402852A | Rail anchor | |
| US1390990A | Apparatus for removing excess spelter from hot galvanized articles | |
| CA168624A | Spelter removing machine | |
| CA254509A | Rail anchor | |
| CA303097A | Rail anchor | |
| CA220009A | Apparatus for removing excess spelter from hot galvanized articles | |
| CA415851A | Rail anchor |