4. H - Electricity
  5. 01
  6. J

Leonard Woldring

H - Electricity – 01 – J

Inventor

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Inventor

Country: Netherlands

Electric device comprising at least one low-pressure mercury...

H - Electricity – 05 – B
Patent

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Inductive stabilizing ballast for a gas and/or vapour...

H - Electricity – 01 – F
Patent

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Lamp unit

H - Electricity – 01 – J
Patent

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Saturable coil starting and operating circuit for a...

H - Electricity – 05 – B
Patent

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Profile ID: LFCA-PAI-P-169562

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