Index of /files/bitsavers/pdf/stc/STC_patents/
| Name | Size | Date |
|---|---|---|
| Parent directory/ | - | - |
| US4398227.pdf | 1.5 MiB | 01-Jan-2026 19:16 |
| US4507592.pdf | 1.8 MiB | 01-Jan-2026 19:16 |
| US4531166.pdf | 1.6 MiB | 01-Jan-2026 19:16 |
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| Name | Size | Date |
|---|---|---|
| Parent directory/ | - | - |
| US4398227.pdf | 1.5 MiB | 01-Jan-2026 19:16 |
| US4507592.pdf | 1.8 MiB | 01-Jan-2026 19:16 |
| US4531166.pdf | 1.6 MiB | 01-Jan-2026 19:16 |