4. Machine element or mechanism
  5. Control lever and linkage systems
  6. Elements

Hans Helfrich

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Foot control mechanism for a dental apparatus

Machine element or mechanism – Control lever and linkage systems – Elements
Patent

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Foot switch

Equipment for production – distribution – or transformation of ene – Distribution – modification or control – Switch or casing therefor
Patent

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Profile ID: LFUS-PAI-P-1378015

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