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DE596544C
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Method for producing edge protection on shatterproof glasses
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DE584214C
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Process for the production of flashed glass
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DE563644C
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Glass with strong absorption of U-V rays and free transmission of the visible spectrum and heat rays
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DE534846C
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Process for the production of curved or curved glasses
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DE554818C
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Process for welding together glass parts
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DE528394C
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Process for the production of ultraviolet permeable glass
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DE527642C
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Process for the production of spectacle glasses
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DE524374C
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Process for producing high permeability for ultraviolet rays in glasses
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DE550782C
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Manufacture of eye protection glasses with strong absorption in the ultra-violet and ultra-red part of the spectrum
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DE555062C
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Glass melting port, which is also intended to serve as a drawing vessel for lifting a ribbon of glass
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DE561169C
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Glass melting port
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