| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United Kingdom | 12 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Venting or aerating devices | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Riddiford F | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB8709953D0 | Hydraulic seed dispenser | |
| GB8708864D0 | Hydraulic seed dispenser | |
| GB8703045D0 | Steam relaxing of acrylic yarns | |
| GB8702765D0 | Hydraulic feed dispenser | |
| GB8702042D0 | Pneumatic seed dispenser | |
| GB8700721D0 | Magnetic valve | |
| GB8630941D0 | Magnetic valve | |
| GB8624649D0 | Seed dispenser | |
| US3741239A | Devices for automatically controlling the watering of plants |