| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | United Kingdom | 5 | |
| #3 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Textiles and paper | |
| #3 | Furniture and games | |
| #4 | Consumer goods | |
| #5 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Hand-held cutting tools | |
| #2 | Stamps | |
| #3 | Games | |
| #4 | Containers for goods storage | |
| #5 | Goods for writing upon | |
| #6 | Brushes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Albin Ritzmann | 2 |
| #2 | Ritzmann Albin | 1 |
| #3 | Schulz Erich | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB424870A | Improvements in or relating to puzzles | |
| GB401251A | Improved means for preventing the falsification of cheques, receipts and the like | |
| GB373513A | Device for cleaning type | |
| US1847786A | Clipper | |
| GB306021A | Improvements in and relating to hair clippers | |
| GB256082A | Improvements in hair clippers | |
| US1602252A | Hair-cutting machine |