4. Pipe joints or couplings
  5. With casing, lining or protector
  6. Insulated

Edward John Hengen

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Combine grain tank unloading mechanism

Pipe joints or couplings – With casing – lining or protector – Insulated
Patent

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Harvesting machine feed mechanism

Harvesters – Motorized harvester – Including plural operating units and drive
Patent

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Row crop harvesting header

Harvesters – Cornstalk type – Pickers or huskers
Patent

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Self-propelled crop harvester

Harvesters – Motorized harvester – Including plural operating units and drive
Patent

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Profile ID: LFUS-PAI-P-937706

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