4. Internal-combustion engines
  5. Intake manifold
  6. Manifold tuning, balancing or pressure regulating means

Harold D. Pierce

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Anti-theft display package for animated talking time pieces

Special receptacle or package – Convertible to or from display configuration – With cover convertible to display card
Patent

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Audio storybook

Education and demonstration – Audio recording and visual means – Visual information in book form
Patent

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Beetle attractant

Drug – bio-affecting and body treating compositions – Baits – attractants – or lures
Patent

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Carburetion system for an internal combustion engine

Internal-combustion engines – Intake manifold – Manifold tuning – balancing or pressure regulating means
Patent

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Electronic book

Office supplies; artists and teachers materials – Book – album or cover
Patent

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Profile ID: LFUS-PAI-P-247716

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