4. Marine propulsion
  5. Means for accomodating or moving engine fluids
  6. Cooling for engine

Roger E. Koepsel

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Controllable pitch propeller with a fail safe increased...

Fluid reaction surfaces (i.e. – impellers) – Having positive means for impeller adjustment – Motor bodily rotatable with impeller hub or shaft
Reexamination Certificate

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Dual rate torque transmitting device for a marine propeller

Fluid reaction surfaces (i.e. – impellers) – Articulated – resiliently mounted or self-shifting impeller... – Nonmetallic resilient mounting
Reexamination Certificate

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Easily removed marine propeller

Fluid reaction surfaces (i.e. – impellers) – Specific working member mount – Turbo machine
Patent

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Five blade marine propeller

Transportation – Parts – accessories and attachments for vehicles not... – Propeller
Patent

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Gearcase exhaust vent for a marine propulsion system

Marine propulsion – Means for accomodating or moving engine fluids – Means for handling exhaust gas
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Profile ID: LFUS-PAI-P-428397

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