4. Animal husbandry
  5. Entomological culture device
  6. Egg treatment, production, or storage

John A. Walker

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Bidet system and water tank therein

Baths – closets – sinks – and spittoons – Bidets – Nozzle with seat
Patent

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Casino board game

Amusement devices: games – Board games – pieces – or boards therefor – Piece moves over board having pattern
Patent

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Chemical synthesis of conducting polypyrrole

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – Nitrogen-containing reactant
Patent

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Crimping tool

Metal deforming – By tool-couple embodying nonplanar tool-face – Similar tool-faces
Patent

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Electric paint tray apparatus

Coating implements with material supply – Including ball – roller or endless-belt tool
Reexamination Certificate

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Profile ID: LFUS-PAI-P-477891

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