| # | Country | Total Patents | |
|---|---|---|---|
| #1 | France | 4 | |
| #2 | Switzerland | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Austria | 2 | |
| #5 | Spain | 2 | |
| #6 | Germany | 1 | |
| #7 | Denmark | 1 | |
| #8 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Textiles and paper | |
| #2 | Packaging and shipping | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Copy machines | |
| #2 | Printing plates | |
| #3 | Handling thin material | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leonhard Kampczyk | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB491144A | Method of and apparatus for inking duplicating machines | |
| GB491065A | Method of and apparatus for inking stencils in duplicating machines | |
| GB476472A | Means for fastening stencils in rotary stencil duplicators | |
| ES143406A1 | Device to fix the matrices in the duplicating machines. | |
| US2204935A | Means for fastening matrices in duplicators | |
| DE439797C | Process in the manufacture of permanent protein stencil paper for duplicators |