Patent Grant
D294143
| Number | Name | Date | Kind |
|---|---|---|---|
| D54782 | Sisco | Mar 1920 | |
| D165406 | Toler | Dec 1951 | |
| D167374 | Rioux | Jul 1952 | |
| D170755 | Hills | Nov 1953 | |
| D170971 | Del Mas | Dec 1953 | |
| D196737 | Thornell | Oct 1963 | |
| D202431 | Turner | Jul 1965 | |
| D250023 | Perkins et al. | Oct 1978 | |
| D255445 | Phrens | Jun 1980 | |
| D275409 | Morrison et al. | Sep 1984 | |
| D282860 | Adams | Mar 1986 |
| Entry |
|---|
| Play Things, Apr. 1954: p. 87, "Balloon Clown", upper right. |
| Sunday Wash. Star Magazine, 6/10/51; pp. 20-21: pictures of 6 circus clowns. |
