4. A - Human Necessities
  5. 61
  6. B

Peter Christen

A - Human Necessities – 61 – B

Inventor

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Inventor

Country: Switzerland

Medullary drill head

A - Human Necessities – 61 – B
Patent

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Sliding gate valve for a vessel containing molten metal

B - Operations – Transporting – 22 – D
Patent

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Profile ID: LFCA-PAI-P-1402128

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