Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D256192 | Park bench with spring support | — | 1980-08-05 |
| D256150 | Dune buggy car shaped seat for playground apparatus | David C. Mulligan | 1980-07-29 |
| D255913 | Jet airplane shaped seat for playground apparatus | David C. Mulligan | 1980-07-15 |
| D255916 | Panda bear shaped seat for playground apparatus | David C. Mulligan | 1980-07-15 |