| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 2 | |
| #2 | United Kingdom | 2 | |
| #3 | United States | 2 | |
| #4 | South Africa | 2 | |
| #5 | Canada | 1 | |
| #6 | Germany | 1 | |
| #7 | Yugoslavia (Serbia and Montenegro) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Shafts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Elders G | 5 |
| #2 | Schneider T | 3 |
| #3 | Alongi J | 3 |
| #4 | Wayne Elders Gerald | 1 |
| #5 | Richard Alongi John | 1 |
| #6 | Elders Gerald W | 1 |
| #7 | Edward Schneider Thomas | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3721094A | Apparatus for and method of setting pins in mine roofs | |
| GB1340373A | Method and apparatus for setting mine roof pins | |
| YU143871A | Priprava za vsajanje moznikov v rudniske strope | |
| ZA7103319B | Mine roof pins and apparatus for setting the same | |
| GB1312832A | Apparatus for and method of setting pins in mine roofs | |
| US3643542A | Mine roof pins and apparatus for setting the same |