4. Electric lamp and discharge devices
  5. With luminescent solid or liquid material
  6. With gaseous discharge medium

Wolfgang Hellwig

Inventor

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Gas discharge indicator device

Electric lamp and discharge devices – With luminescent solid or liquid material – With gaseous discharge medium
Patent

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Sigma delta modulator

Coded data generation or conversion – Analog to or from digital conversion – Differential encoder and/or decoder
Reexamination Certificate

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Switch for a pop-up/sliding roof

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Reexamination Certificate

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Profile ID: LFUS-PAI-P-868321

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