Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D276910 | Magnetic tape cassette or similar article | Guenter Hirsch, Hans-Josef Wolf | 1984-12-25 |
EL
Emil Lohrer
Overall (All Time): #4,046,477 of 4,157,543Top 100%
1
Patents All Time