4. Communications: electrical
  5. Continuously variable indicating
  6. With meter reading

Josef Harder

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Protective wall for structures

Safes – bank protection – or a related device – Shields and protectors
Patent

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Vault door locking system featuring microprocessor-based locking

Communications: electrical – Continuously variable indicating – With meter reading
Patent

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Profile ID: LFUS-PAI-P-1413301

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