4. Acoustics
  5. Anatomic or prosthetic relation
  6. Ear and mouth

Leo Koppelomaki

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Boarding steps

Ships – Boats – boat component – or attachment
Patent

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Loud-speaker device for cars

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

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Loudspeaker for vehicles

Acoustics – Anatomic or prosthetic relation – Ear and mouth
Patent

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Loudspeaker housing for vehicles

Recording – communication – or information retrieval equipment – Computer – data processor equipment
Patent

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Safety catch

Buckles – buttons – clasps – etc. – Separable-fastener or required component thereof – Including member having distinct formations and mating...
Patent

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Profile ID: LFUS-PAI-P-478390

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