4. Metal working
  5. Method of mechanical manufacture
  6. Repairing

Howard E. Tonn

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Method for repairing a piston and shaft assembly

Metal working – Method of mechanical manufacture – Repairing
Patent

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Piston and shaft assembly for an end-of-car cushioning unit

Expansible chamber devices – Piston – Plural separable parts
Patent

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Piston and shaft assembly of railroad end-of-car cushioning devi

Railway draft appliances – Cushioned – Continuous
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Profile ID: LFUS-PAI-P-585955

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