| Number | Date | Country | Kind |
|---|---|---|---|
| 115466 | Oct 1986 | CHX |
| Number | Name | Date | Kind |
|---|---|---|---|
| D94441 | Rosborough | Jan 1935 | |
| D107809 | Vassos | Jan 1938 | |
| D238256 | Mannonen | Dec 1975 | |
| 3806940 | Grover | Apr 1974 | |
| 4059013 | Dietrich | Nov 1977 | |
| 4536971 | Pulsmeier et al. | Aug 1985 |
| Entry |
|---|
| Uster Tester I, 1981, p. 2, Model C. |
| Uster Tester II, 1980 cover, p. 2, Model B. |