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

Elmer A. Williams

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Electronic fuel injection control system

Internal-combustion engines – Noncompression
Patent

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Exhaust gas recirculating system

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

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Fluid actuated timing mechanism

Internal-combustion engines – Poppet valve operating mechanism – With means for varying timing
Patent

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Profile ID: LFUS-PAI-P-210643

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