| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | France | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Switzerland | 2 | |
| #5 | Germany | 2 | |
| #6 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Sawing | |
| #2 | Accessories for machine tools | |
| #3 | Unspecified technologies | |
| #4 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lapointe Company The J N | 2 |
| #2 | Infiorati Jr Matteo E | 2 |
| #3 | West Donald H | 2 |
| #4 | Sidney Amadon Charles | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1589701A | Belt-shifting mechanism | |
| GB231416A | Improvements in hydraulic drive for broaching machines and the like | |
| US1685760A | Hydraulic drive for broaching machines and the like | |
| US1507288A | Broaching machine | |
| GB156648A | Key seat broaching machine | |
| GB156649A | Broaching machines | |
| US1465203A | Broaching apparatus | |
| CA269976A | Broaching machine | |
| DE391182C | Broaching machine |