| # | Industry | |
|---|---|---|
| #1 | Consumer goods | |
| #2 | Furniture and games | |
| #3 | Electrical machinery and energy | |
| #4 | Transport | |
| #5 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Filing and indexing | |
| #2 | Office furniture | |
| #3 | Cables and insulators | |
| #4 | Locks | |
| #5 | Railway equipment |
| Publication | Filing date | Title |
|---|---|---|
| DE645738C | Index card box, which is divided into compartments by dividing walls with attachments engaging in slots in the bottom and side walls | |
| DE606328C | Security cylinder lock | |
| DE583942C | Drawer runners | |
| DE579591C | Typewriter table | |
| DE520744C | Frame | |
| DE519724C | Graduated index card or card holder with protective fold which is attached to it with the help of a fold of the card or the like |