4. Excavating
  5. Snow or ice removing or grooming by portable device
  6. Motorized rotary excavating tool

John W. Ingham

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Powered snow removal apparatus

Excavating – Snow or ice removing or grooming by portable device – Motorized rotary excavating tool
Patent

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Yoke and slide bearing assembly

Machines not elsewhere specified – Material working – abrading – or founding machinery – Element or attachment
Design Patent

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Profile ID: LFUS-PAI-P-791792

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