| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Italy | 3 | |
| #2 | Brazil | 2 | |
| #3 | United States | 2 | |
| #4 | Germany | 1 | |
| #5 | United Kingdom | 1 | |
| #6 | Israel | 1 | |
| #7 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Computer technology |
| # | Technology | |
|---|---|---|
| #1 | Data recognition and presentation |
| # | Name | Total Patents |
|---|---|---|
| #1 | Schimmerling M | 5 |
| Publication | Filing date | Title |
|---|---|---|
| ZA7303113B | Improvements in or relating to a device for the selection of documents such as,for instance,index cards | |
| US3845579A | Selective index device |