| Number | Name | Date | Kind |
|---|---|---|---|
| 1149139 | Heagle | Aug 1915 | |
| 3348238 | Hydock | Oct 1967 | |
| 3559212 | Skovron | Feb 1971 | |
| 4587673 | Boliard | May 1986 | |
| 4665565 | Odom | May 1987 | |
| 4691387 | Lopez | Sep 1987 | |
| 4793005 | Hetzel, Jr. | Dec 1988 | |
| 4796306 | Mitchell | Jan 1989 |
| Entry |
|---|
| Velcro Product News, Jun. 1978, PN No. 46, p. 2. |