Number | Name | Date | Kind |
---|---|---|---|
D251581 | Breidenbach | Apr 1979 | |
D261965 | Naor | Nov 1981 | |
D286832 | Matthews et al. | Nov 1986 | |
D294440 | Werner | Mar 1988 | |
2906574 | Bullock | Sep 1959 | |
5071204 | Price et al. | Dec 1991 |
Entry |
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Global .COPYRGT.1986 Cat. 63 p. 80; P.C. Workstation on page. |
Global .COPYRGT.1987 Cat. U88 p. 31; Hutch Item B on page. |