Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278360 | Container for storing and metering liquids | Ludwig Wingen | 1981-07-14 |
| 4244495 | Plastic lid safety closure assembly for containers | Ludwig Wingen | 1981-01-13 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4278360 | Container for storing and metering liquids | Ludwig Wingen | 1981-07-14 |
| 4244495 | Plastic lid safety closure assembly for containers | Ludwig Wingen | 1981-01-13 |