| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Agriculture | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Horticulture | |
| #3 | Spraying devices | |
| #4 | Pipes | |
| #5 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Clements Lloyd W | 6 |
| #2 | Bedard Joseph A | 2 |
| #3 | Clements L | 2 |
| #4 | Bedard J | 1 |
| #5 | Wollin David W | 1 |
| #6 | Cook James E | 1 |
| #7 | Hills Roger G | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4135738A | Trail line moves | |
| CA987704A | Trail line moves | |
| US3971573A | Trail line moves | |
| US3964774A | Irrigation line coupler | |
| US3999570A | Irrigation drain valve | |
| US3967641A | Clutch assembly | |
| CA982190A | Trail line moves | |
| US3828809A | Trail line shoe | |
| US3792711A | Irrigation trail line drain valves | |
| US3807638A | Trail line moves |