| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 8 | |
| #2 | France | 5 | |
| #3 | United Kingdom | 5 | |
| #4 | Belgium | 3 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Mechanical elements | |
| #3 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Spinning | |
| #2 | Shafts | |
| #3 | Grinding or polishing devices | |
| #4 | Gearing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schurr Hans | 3 |
| #2 | Stahlecker Hans | 3 |
| #3 | Grill Hans | 2 |
| #4 | Stahlecker Wilhelm | 2 |
| #5 | Schaefer Bruno | 2 |
| #6 | Stahlecker Fritz | 1 |
| #7 | Kemmler Dipl-Ing Sigmund | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB750524A | Improvements in grinding machines | |
| GB706057A | Grinding device |