| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 3 | |
| #2 | Netherlands | 3 | |
| #3 | Canada | 2 | |
| #4 | France | 2 | |
| #5 | Germany | 1 | |
| #6 | Norway | 1 | |
| #7 | Sweden | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Hand-held cutting tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Liedtke Christa | 6 |
| Publication | Filing date | Title |
|---|---|---|
| NL7507242A | Hair cutting unit. | |
| NL165967B | Hair cutting unit. | |
| DE2329708A1 | BLADE FOR HAIR CLIPPERS |