| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 7 | |
| #2 | Germany | 2 | |
| #3 | France | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Dredging | |
| #2 | Crop agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Davis Charles J | 2 |
| #2 | Michaels John I | 2 |
| #3 | Davis Charles Jordon | 2 |
| #4 | Loesch Carl A | 2 |
| Publication | Filing date | Title |
|---|---|---|
| GB848277A | Improved apparatus for mounting a mechanical shovel on a motor vehicle | |
| GB858421A | Improvements relating to mechanical excavators | |
| GB851442A | Improved stabilizing frame for mechanical excavators | |
| DE1117057B | Stabilization frame for excavators, shovel excavators or the like. | |
| GB817647A | Improved tool-carrying tractor boom apparatus | |
| US2791341A | Tractor mounted power unit | |
| US2788906A | Tractor mounted mechanical shovel |