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

Paul E. Knowlton

Attorney

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Attorney

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Adjustable wrench

Tools – Wrench – screwdriver – or driver therefor – Slidable jaw adjustments
Reexamination Certificate

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Automatic drain for a fire protection sprinkler system

Fluid handling – Processes
Reexamination Certificate

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G. P. S. management system

Data processing: vehicles – navigation – and relative location – Navigation – Employing position determining equipment
Reexamination Certificate

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Multi-purpose war game device

Mechanical guns and projectors – Fluid pressure
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Push-button matrix

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

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Profile ID: LFUS-PAI-P-2130913

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