| Number | Name | Date | Kind |
|---|---|---|---|
| 1399757 | Emerson | Dec 1921 | |
| 1451022 | Haskell | Apr 1923 | |
| 1479847 | Widmann | Jan 1924 | |
| 1518165 | Richardson | Dec 1924 | |
| 1542542 | Echevarria | Jun 1925 | |
| 2840949 | Faulkner | Jul 1958 | |
| 3811686 | Watanabe | May 1974 | |
| 3825268 | Holland et al. | Jul 1974 | |
| 4123065 | Watanabe | Oct 1978 |
| Entry |
|---|
| Fisher-Price Catalog, 1982 Edition, pp. 20, 21 and 25. |
| Mattel Catalog, 1971 Edition, p. 24, "Rock Flowers", Mattel, Inc., Hawthorne, California. |
| Unpublished Memorandum, dated Feb. 26, 1968, entitled "Talking Town", prepared by Conrad Sloop, Mattel, Inc., Hawthorne, Calif. |
| Kenner Catalog, 1975 Edition, p. 88, "Talking Blocks", Kenner Products, Cincinnati, Ohio. |