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| Patents for C03C 13 - Fibre or filament compositions (4,908) |
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| 04/27/1976 | US3953185 Particles of glass fibers, silica, alumina, ceramics, mullite, zirconia, rock wool | | 04/13/1976 | US3950073 Eccentric core optical waveguide | | 03/30/1976 | US3947281 High modulus rare earth and beryllium containing silicate glass compositions | | 03/02/1976 | US3941574 Method of preparing a glass batch for melting silicate glass | | 03/02/1976 | US3941474 Light-conducting glass structures | | 02/24/1976 | US3940278 Fiber optics | | 02/17/1976 | US3938974 Method of producing optical wave guide fibers | | 01/27/1976 | US3935119 Luminescent device, process, composition, and article |
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