4. H - Electricity
  5. 04
  6. R

Svein Sorsdal

H - Electricity – 04 – R

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Country: Norway

Ear protection with verification device

A - Human Necessities – 61 – F
Patent

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Ear terminal for noise control

A - Human Necessities – 61 – F
Patent

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Ear terminal with microphone in meatus, with filtering...

A - Human Necessities – 61 – F
Patent

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Voice detection and discrimination apparatus and method

H - Electricity – 04 – R
Patent

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Profile ID: LFCA-PAI-P-1527210

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