4. Excavating
  5. Processes

John S. Kreitzberg

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Dump block

Excavating – Cable-operated – Boom-type
Patent

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Excavating shovel

Excavating – Snow or ice removing or grooming by portable device – Railway clearer
Patent

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Locking pin for excavating equipment

Joints and connections – Interfitted members – Clamped members
Patent

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Mining tooth point

Excavating – Processes
Patent

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Wear assembly for excavating equipment

Excavating – Digging edge – Tooth or adaptor
Reexamination Certificate

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Profile ID: LFUS-PAI-P-315333

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