| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Ireland | 2 | |
| #2 | Argentina | 1 | |
| #3 | Belgium | 1 | |
| #4 | Canada | 1 | |
| #5 | Switzerland | 1 | |
| #6 | Czechoslovakia | 1 | |
| #7 | Germany | 1 | |
| #8 | Denmark | 1 | |
| #9 | Egypt | 1 | |
| #10 | Spain | 1 | |
| #11 | France | 1 | |
| #12 | Hungary | 1 | |
| #13 | Israel | 1 | |
| #14 | India | 1 | |
| #15 | Italy | 1 | |
| #16 | Netherlands | 1 | |
| #17 | Philippines | 1 | |
| #18 | Turkey | 1 | |
| #19 | United States | 1 | |
| #20 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #21 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture |
| # | Technology | |
|---|---|---|
| #1 | Crop agriculture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mccoomb John M | 3 |
| #2 | Mccoomb J M | 2 |
| #3 | Mccoomb J | 2 |
| #4 | Mccomb J | 1 |
| #5 | John Michael | 1 |
| #6 | Macoomb J | 1 |
| #7 | Michael John | 1 |
| #8 | Mccoomb John Michael | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4094363A | Cultivating implements | |
| EG11267A | Improvements in or relating to cultivating implements | |
| HU174838B | Tillage apparatus for aerating soil or swamp | |
| ES412855A1 | Improvements introduced in a cultivation apero. (Machine-translation by Google Translate, not legally binding) | |
| YU73073A | Harrow with rotary sprockets without drive | |
| CS188160B2 | Rotating cultivation appliance | |
| IE37398B1 | Improvements in or relating to cultivating implements |