Number | Name | Date | Kind |
---|---|---|---|
1833792 | Pfaus et al. | Nov 1931 | |
3055267 | Catt | Sep 1962 | |
3582193 | Bogyos | Jun 1971 | |
3874775 | Lazarus | Apr 1975 |
Entry |
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Bausch & Lomb Optical Co. Catalog, Mar. 1956, p. 12, Temple (bottom) J51. |
Optical Journal and Review of Optometry, Oct. 15, 1957, p. 29 (FIG. 2) Temple. |