4. Acoustics
  5. Sound-modifying means
  6. Muffler, fluid conducting type

Fridolf A. G. Doragrip

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Inlet tube for an internal combustion engine

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

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Muffler for an internal combustion engine

Acoustics – Sound-modifying means – Muffler – fluid conducting type
Patent

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Starting apparatus for an internal combustion engine

Internal-combustion engines – Starting device – Mechanical
Patent

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Two-cycle engine with fuel injection

Internal-combustion engines – Two-cycle – Rear compression
Patent

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Profile ID: LFUS-PAI-P-1153345

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