| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Canada | 7 | |
| #2 | United States | 4 | |
| #3 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Agriculture | |
| #2 | Machines | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Horticulture | |
| #2 | Unspecified technologies | |
| #3 | Load transportation vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Busch Thomas N | 9 |
| #2 | Hoadley Cyrus E | 1 |
| #3 | Jasper David W | 1 |
| #4 | Jasper Benjamin E | 1 |
| #5 | Earl Hoadley Cyrus | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3269437A | Timber harvesting apparatus | |
| US3198225A | Tree harvesting apparatus | |
| US3196911A | Shearing head | |
| US2955631A | Shearing head structure | |
| CA784514A | Apparatus for de-limbing trees | |
| CA796110A | Cutting device for processing felled trees | |
| CA757879A | Tree harvesting apparatus | |
| CA808016A | Log handling apparatus | |
| CA746305A | Timber harvesting apparatus | |
| CA796111A | Tree harvesting apparatus | |
| CA632718A | Shearing head structure |