| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 6 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture | |
| #2 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Duncan Ramsay | 1 |
| #2 | Harold Thomas Percy | 1 |
| #3 | Thomas Percy Harold | 1 |
| #4 | Richard Mcdonnell | 1 |
| #5 | Muirson Kenneth James | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB721798A | Handle and tillage depth control means for rotary hoe cultivators | |
| US2763193A | Handle and tillage depth control means for rotary hoe cultivators | |
| GB723105A | Improved combination cultivator and seeder | |
| GB698637A | Improved rotary (trailer) hoe | |
| GB673223A | Improved blade for rotary hoes | |
| GB661026A | Improved rotary hoe | |
| US2603136A | Rotary hoe | |
| GB481144A | Improvements relating to apparatus for driving rotary hoes and other agricultural implements from the prime movers of tractors | |
| CA368381A | Rotary cultivator device | |
| CA491714A | Rotary hoe |