| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Making screws | |
| #2 | Unspecified technologies | |
| #3 | Forging | |
| #4 | Making forged metal products | |
| #5 | Punching metal | |
| #6 | Presses |
| # | Name | Total Patents |
|---|---|---|
| #1 | Anderson Harold N | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US3053126A | Die rolling | |
| US2404351A | Forging press | |
| US1892030A | Apparatus for making forged articles | |
| US1668996A | Process of and apparatus for making sleeve-like articles | |
| US1566951A | Method of forming teeth on gears | |
| US1619963A | Toothed gear | |
| US1460528A | Apparatus for rolling gears by a new method | |
| US1240919A | Process for making gears. | |
| US1001799A | Gear-rolling machine. | |
| CA279353A | Sleeve manufacture | |
| CA226720A | Gear rolling machine |