4. Stone working
  5. Splitting, shearing, and punching

Friedhelm Porsfeld

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Machine for working rock, especially a block drilling machine

Tool driving or impacting – With means to adjust position of axis of tool advance – Plural adjustments
Patent

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Pavement and masonry stone cutter

Stone working – Splitting – shearing – and punching
Patent

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Profile ID: LFUS-PAI-P-848841

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