4. H - Electricity
  5. 04
  6. N

William J. Hannan

H - Electricity – 04 – N

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Color encoding motion picture film system for television

H - Electricity – 04 – N
Patent

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Color encoding motion picture film system for television

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Patent

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Color motion picture film playback system

H - Electricity – 04 – N
Patent

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Double-sided holographic replicas and method of making same

H - Electricity – 04 – N
Patent

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Draught excluder apparatus for preventing or hindering...

E - Fixed Constructions – 06 – B
Patent

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Profile ID: LFCA-PAI-P-94209

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