| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 10 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines | |
| #3 | Measurement | |
| #4 | Textiles and paper | |
| #5 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Punching metal | |
| #3 | Turning | |
| #4 | Perforating | |
| #5 | Hand-held cutting tools | |
| #6 | Grinding or polishing devices | |
| #7 | Clutches and brakes | |
| #8 | Photographic composing devices | |
| #9 | Measuring length, angles and areas |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kavle Oscar C | 11 |
| Publication | Filing date | Title |
|---|---|---|
| US2240890A | Shaver | |
| US2113843A | Apparatus for cutting or stamping articles from sheet material | |
| US1978136A | Stamping machine | |
| US1825069A | Stamping machine | |
| US1802655A | Lathe chuck | |
| US1739399A | Friction clutch | |
| US1722301A | Cylinder-grinding lap | |
| US1361160A | Spindle-holder | |
| US1395582A | Gear-testing mechanism | |
| US935519A | Type for type-writing and other machines. | |
| CA342371A | Stamping machine |