| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 5 | |
| #2 | France | 2 | |
| #3 | Austria | 1 | |
| #4 | Switzerland | 1 | |
| #5 | Italy | 1 | |
| #6 | Netherlands | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Audio-visual technology |
| # | Technology | |
|---|---|---|
| #1 | Typewriters | |
| #2 | Advertising |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wilcke Gerhard | 4 |
| #2 | Wilche Gerhard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE2706342A1 | Fibrous material for supplying ink to printing devices - which facilitates higher and regular use of the ink | |
| DE2638104A1 | Fibrous material for supplying ink to printing devices - which facilitates higher and regular use of the ink | |
| DE2607483A1 | Packaging container with advertisements - encourages reuse by affixing printed advertisements on container to minimise wastage of natural resources | |
| DE2523808A1 | Printing ribbon for high speed printer - includes foil segment and collars on cores for wrapping | |
| DE2435363A1 | CLOTH CORE |