| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 6 | |
| #2 | Canada | 5 | |
| #3 | United Kingdom | 5 | |
| #4 | Germany | 4 | |
| #5 | United States | 4 | |
| #6 | Switzerland | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Machines | |
| #3 | Macromolecular chemistry and polymers | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Rail vehicle suspensions | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Macromolecular compounds compositions | |
| #5 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Chaney Franklin V | 5 |
| #2 | Eaton William E | 4 |
| #3 | Fibre Company Chaton | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB262656A | Improvements in or relating to dust guards for axle boxes | |
| GB264061A | Improvements in or relating to dust guards for axle boxes | |
| GB267762A | Improvements in or relating to dust guards for axle-boxes | |
| GB260886A | Improvements in or relating to dust guards for axle boxes | |
| US1672202A | Dust guard and method of making the same | |
| US1541922A | Leatherboard felt | |
| US1700034A | Dust guard | |
| US1591478A | Dust guard | |
| CA276085A | Dust guard | |
| CA276083A | Dust guard | |
| CA276084A | Dust guard | |
| CA281964A | Dust guard | |
| CA295537A | Dust guard |