| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 13 | |
| #2 | France | 1 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Textiles and paper | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Grinding or polishing devices | |
| #2 | Unspecified technologies | |
| #3 | Mechanical paper working | |
| #4 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Fritz Kelm Artur | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE626109C | Workpiece carrier with loading and unloading device for processing workpieces of any shape in grinding and polishing machines | |
| US2047872A | Grinding and polishing machine | |
| DE549128C | Portable auxiliary device for converting a grinding or polishing machine into a machine for centerless grinding or polishing | |
| DE470520C | Device for the axial displacement of a work spindle, in particular to achieve the zone displacement between workpiece and tool in grinding and polishing machines |