| Number | Name | Date | Kind |
|---|---|---|---|
| D238903 | Colvig | Feb 1976 | |
| 4657220 | Lindsay | Apr 1987 | |
| 5033705 | Reagan | Jul 1991 | |
| 5054725 | Bucefari et al. | Oct 1991 |
| Number | Date | Country |
|---|---|---|
| 4326477 | Feb 1995 | DEX |
| Entry |
|---|
| The Hy Hy Crane Arm Base brochure, Leonard Studio Equipment, Inc. (1993). |
| The Lenny Arm II by Chapman brochure, Leonard Studio Equipment, Inc. (1994). |
| Egripment Piccolo brochure, Egripment U.S.A. inc. Admitted prior art. |
| The Lenny Arm by Chapman brochure, Leonard Studio Equipment, Inc. (1992). |