| 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 |
|---|
| Brochure-Lenny Arm II By: Chapman, 1994. |
| Brochure-The Lenny Arm by Chapman, 1992. |
| Brochure-The HY HY Crane Arm Base By Chapman, 1993. |