4. Electric lamp and discharge devices
  5. With gas or vapor
  6. Envelope composition

Christof Kass

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Alkali-free aluminoborosilicate glasses for lighting means...

Electric lamp and discharge devices – With gas or vapor – Envelope composition
Reexamination Certificate

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Aluminum-free borosilicate glass and applications thereof

Electric lamp and discharge devices – With gas or vapor – Envelope composition
Reexamination Certificate

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Aluminum-free borosilicate glass and applications thereof

Compositions: ceramic – Ceramic compositions – Glass compositions – compositions containing glass other than...
Reexamination Certificate

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Method for producing borosilicate glasses

Glass manufacturing – Processes – Fining or homogenizing molten glass
Reexamination Certificate

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Profile ID: LFUS-PAI-P-2377794

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