Search Results for: Optical elements of glass
glass manufacturing patents (class ) glass manufacturing patents (class ) processes of manufacturing fibers, filaments, or preforms (class / ) with measuring, controlling, sensing, programming, timing, indicating, or testing (class / ) process of manufacturing optical fibers, waveguides, or preforms
(class / ) formation of fiber or preform utilizing fluid blast (e.g., from molten glass, etc.)...
https://patents.justia.com/patents-by-us-classification/65