| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 4 | |
| #2 | Germany | 4 | |
| #3 | United States | 4 | |
| #4 | France | 2 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Turning | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kummer Pierre | 8 |
| #2 | Pierre Kummer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4034451A | Turning tool with a cutting tip | |
| US3973309A | Clamping tool holder for reversible cutting element | |
| DE2522378A1 | Reversible cutting element clamping device - has clamping stud with skew shaft held by screw in socket in tool shaft | |
| CH587699A5 | Cutting tool with inserted cutting tip - has clamping pin with one tooth in actuating screw groove | |
| US3906602A | Tool holder for reversible cutting element | |
| US3459076A | Automatic lathe |