| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | Austria | 1 | |
| #3 | EPO (European Patent Office) | 1 | |
| #4 | Spain | 1 | |
| #5 | France | 1 | |
| #6 | Netherlands | 1 | |
| #7 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Measuring length, angles and areas | |
| #2 | Grinding or polishing devices | |
| #3 | Accessories for machine tools | |
| #4 | Turning |
| # | Name | Total Patents |
|---|---|---|
| #1 | Merz Herbert | 4 |
| #2 | Standke Willi | 3 |
| #3 | Sailer Gerhard | 2 |
| #4 | Urban Guenther | 2 |
| Publication | Filing date | Title |
|---|---|---|
| EP0416167A1 | Apparatus for spiral sharpening | |
| DE3734817A1 | Tool-holding attachment | |
| DE3734646C1 | Tooth support for tool-grinding machines | |
| DE2647360A1 | Radius grinder for end-mill cutters - has cutter held on inclined axis for radiusing by frusto=conical grinding wheel | |
| DE2647148A1 | Universal tool grinder for spiral ground cutters - consists of machine frame with two horizontal guides and pivoting tool mount | |
| ATA488074A | Centering device |