4. Metal working
  5. Method of mechanical manufacture
  6. Impeller making

Michael C. Frengley

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Leading edge weight retention assembly for a helicopter rotor

Fluid reaction surfaces (i.e. – impellers) – With weight-balancing means
Patent

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Method of making a leading edge weight retention assembly for a

Metal working – Method of mechanical manufacture – Impeller making
Patent

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Profile ID: LFUS-PAI-P-547972

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