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| Patents for C03B 21 - Severing glass sheets, tubes, or rods while still plastic (320) |
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| 03/18/1987 | EP0214203A1 Process and device for the manufacture of hollow glasses with a smooth, rounded edge | | 11/12/1986 | EP0201322A1 Method and apparatus for separating an article from sheet glass | | 09/12/1986 | WO1986005172A1 Process and device for the manufacture of hollow glasses with a smooth, rounded edge | | 08/12/1986 | US4605429 Trimming products from sheet glass | | 04/17/1985 | EP0137200A2 Lamp unit having glass reflector member with recessed base end | | 02/12/1985 | US4499526 Lamp unit having glass reflector member with recessed base end | | 03/30/1983 | EP0075445A1 Method and apparatus for pressing glass articles | | 11/30/1982 | US4361429 Method and apparatus for pressing glass articles | | 04/27/1982 | US4326872 Using apertured housing, plugging holes, applying weight | | 09/16/1981 | EP0035582A1 Process for pressing glass objects and apparatus for carrying out this process | | 12/02/1980 | CA1090579A1 Tempered glass having openings therethrough | | 07/01/1980 | US4210433 Forming glass articles by using a spin plate | | 07/31/1979 | US4162907 Glass sheet manufacturing method and apparatus | | 05/17/1977 | US4023945 Method of tempering glass having openings therethrough | | 04/05/1977 | US4015967 Method for shearing and turning the glass gob | | 12/21/1976 | US3998618 Softening, expansion, pressurization, cooling | | 09/07/1976 | US3979174 Article trimming apparatus | | 02/17/1976 | US3938980 Method and apparatus for forming tempered glass articles | | 01/27/1976 | US3934995 Method of cutting hot glass band | | 01/06/1976 | US3930825 Method of laser beam cutting of a ribbon of hot glass |
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