4. A - Human Necessities
  5. 61
  6. B

Murray Johns

A - Human Necessities – 61 – B

Inventor

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Inventor

Country: Australia

Alertness monitor

A - Human Necessities – 61 – B
Patent

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Alertness sensing device

B - Operations – Transporting – 60 – K
Patent

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Alertness sensing spectacles

G - Physics – 08 – B
Patent

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Incapacity monitor

A - Human Necessities – 61 – B
Patent

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Measuring alertness

A - Human Necessities – 61 – B
Patent

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Profile ID: LFCA-PAI-P-1317492

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