4. Machine element or mechanism
  5. Alternate manual or power operators

Ervin A. Buchta

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Manual override control for double-acting actuator

Machine element or mechanism – Alternate manual or power operators
Patent

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Metal seal for a gate valve stem

Valves and valve actuation – Mechanical movement actuator – Particularly packed or sealed
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Profile ID: LFUS-PAI-P-1494784

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