| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 12 | |
| #2 | Germany | 10 | |
| #3 | Switzerland | 7 |
| # | Industry | |
|---|---|---|
| #1 | Basic materials chemistry | |
| #2 | Machine tools | |
| #3 | Surface technology and coating | |
| #4 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Lubricating compositions | |
| #2 | Special lubricating compositions | |
| #3 | Making metal sheets | |
| #4 | Rolling metal | |
| #5 | Coating metallic material | |
| #6 | Tobacco | |
| #7 | Forging |
| # | Name | Total Patents |
|---|---|---|
| #1 | Singer Fritz Dr | 29 |
| #2 | Haase Fritz | 4 |
| Publication | Filing date | Title |
|---|---|---|
| DE937784C | Process for the cold forming of metals | |
| DE921044C | Process for the cold forming of metals | |
| DE865175C | Process for the cold forming of metals |