4. Recording, communication, or information retrieval equipment
  5. Video or audio transmission, recording or playback equipment
  6. Video

Headwaters Research & Development Inc.

Corporate Assignee

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Audible transmitter for locating missing objects

Measuring – testing – or signalling instruments – Security or signal instrument or casing – Lost child or person locator
Patent

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Audio system playing preselected sounds of nature

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Video
Patent

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Collectable sound card having digitally prerecorded natural and/

Recording – communication – or information retrieval equipment – Video or audio transmission – recording or playback equipment – Telephone equipment
Patent

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Currency converter

Printing and office machinery – Typewriter or calculator – Calculator
Patent

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Currency converter

Boots – shoes – and leggings
Patent

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Profile ID: LFUS-PAI-P-597794

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