| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 19 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Materials and metallurgy | |
| #3 | Mechanical elements | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Turning | |
| #2 | Punching metal | |
| #3 | Making metal sheets | |
| #4 | Casting metal | |
| #5 | Soldering, welding and flame cutting | |
| #6 | Clutches and brakes | |
| #7 | Accessories for machine tools | |
| #8 | Games |
| # | Name | Total Patents |
|---|---|---|
| #1 | Breitenbach Karl | 2 |
| #2 | Karl Breitenbach | 1 |
| #3 | Cremers Friedrich Wilhelm | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB297688A | Improvements relating to the production of tubes or the like with a longitudinal seam | |
| US1915257A | Machine for the manufacture of sheet metal tubes and other tubular members | |
| GB282454A | Method and device for a more rapid treatment of pieces of work with multi-steel device or the like | |
| GB164350A | Improvements in chucks |