| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | United Kingdom | 5 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shafts | |
| #2 | Safety devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Joy Joseph Francis | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB245543A | Improvements in or relating to loading machines | |
| GB240576A | Improvements in or relating to loading machines | |
| GB140619A | Improvements in and relating to gathering mechanisms for coal loading machines | |
| GB151030A | Improvements in coal loading machines | |
| GB151228A | Improvements in and relating to gathering mechanism particularly adapted for use in connection with coal loading machines |