| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Consumer goods | |
| #4 | Packaging and shipping | |
| #5 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Buttons, pins and buckles | |
| #3 | Shaping of plastics | |
| #4 | Punching metal | |
| #5 | Unspecified technologies | |
| #6 | Containers for goods storage | |
| #7 | Doors and windows | |
| #8 | Certain plastics |
| # | Name | Total Patents |
|---|---|---|
| #1 | Boenecke Alfred | 13 |
| #2 | Alfred Boenecke | 5 |
| #3 | Zeddies Horst | 4 |
| #4 | David Gustav Christian | 3 |
| #5 | Gustav Christian David | 2 |
| #6 | Horst Zeddies | 2 |
| #7 | David Gustav | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ES160080A1 | Improvements introduced in the molds parties to mold by injection bodies of form with rear below | |
| ES148255A1 | Improvements in the obtaining of automatic buttons | |
| CA368001A | Fastener |