| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | United States | 4 | |
| #3 | United Kingdom | 3 |
| # | Industry | |
|---|---|---|
| #1 | Audio-visual technology | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Special information storage | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Wilson Rex C | 4 |
| #2 | Chilton Wilson Rex | 4 |
| #3 | Messerschmidt Hans W | 1 |
| #4 | Werner Messerschmidt Hans | 1 |
| #5 | Joseph Nicoletti Robert | 1 |
| #6 | Nicoletti Robert J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US3337105A | Pinch roller mechanism for handling plural types of endless type tape cartridges | |
| US3388911A | Head shift mechanism for tape recorder and playback machines | |
| US3337104A | Trigger released pinch roller mechanism | |
| US3455559A | Head shift alignment mechanism |