| Number | Date | Country | Kind |
|---|---|---|---|
| 56-136597[U] | Sep 1981 | JPX |
| Number | Name | Date | Kind |
|---|---|---|---|
| 636109 | Bowers | Oct 1899 | |
| 908410 | Jensen | Dec 1908 | |
| 2095046 | Wilner | Oct 1937 | |
| 2199327 | Ahrens | Apr 1940 | |
| 2477441 | Cole | Jul 1949 | |
| 3172666 | Ryan | Mar 1965 | |
| 3193293 | Schaper | Jul 1965 | |
| 3592471 | Swimmer | Jul 1971 | |
| 3655194 | Pierson | Apr 1972 | |
| 4058317 | McCarthy | Nov 1977 | |
| 4395041 | Goldfarb et al. | Jul 1983 |
| Entry |
|---|
| A. C. Gilbert Co., Catalog, 1966, p. 6. |