Number | Name | Date | Kind |
---|---|---|---|
D235107 | Alder | May 1975 | |
D293470 | Alder | Dec 1987 | |
3584822 | Oram | Jun 1971 | |
4867404 | Harrington et al. | Sep 1989 | |
4949927 | Madocks et al. | Aug 1990 | |
5284130 | Ratliff | Feb 1994 |
Entry |
---|
The Codman Catalog Surgical Product Catalog. "Retractor" p. G-75, G-74 .COPYRGT.1992. |
Number | Date | Country | |
---|---|---|---|
Parent | 31600 | Nov 1994 | |
Parent | 930911 | Aug 1992 |