4. Electrical transmission or interconnection systems
  5. Switching systems
  6. Condition responsive

Charles B. Koerner

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Doppler shift generator apparatus

Communications: directive radio wave systems and devices (e.g. – Radar ew – Ecm
Patent

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Electronic float switch apparatus

Electrical transmission or interconnection systems – Switching systems – Condition responsive
Patent

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Profile ID: LFUS-PAI-P-1509448

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