Number | Name | Date | Kind |
---|---|---|---|
1506032 | Stevens | Aug 1924 | A |
3038467 | Sovatkin | Jun 1962 | A |
3470872 | Grieshaber | Oct 1969 | A |
4034746 | Williams | Jul 1977 | A |
5931777 | Sava | Aug 1999 | A |
Entry |
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Codman Catalog “Retractors Self-Retaining” p. S-89 @ 1992 Ex. Room. |