| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 10 | |
| #2 | United Kingdom | 3 | |
| #3 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Chemical engineering | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Analysing materials | |
| #2 | Finishing textile fabrics | |
| #3 | Textile treatments | |
| #4 | Drying solid materials by removing liquid |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dirks Richard | 4 |
| #2 | Richard Dirks | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB506164A | Improvements in or relating to arrangements and devices for for drying warps | |
| GB468116A | Improvements in or relating to arrangements for regulating the moisture content, the calender pressure or the like, of widths of paper, fabric, cellulosic materials and the like | |
| US1922933A | Measuring method | |
| GB391986A | Improvements in and relating to measuring methods for widths of fabric or the like |