4. Geometrical instruments
  5. Area integrators
  6. Electrical

Edward J. Donnelly

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Battery management apparatus for portable electronic devices

Electricity: battery or capacitor charging or discharging – Cell or battery charger structure – For battery pack
Patent

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Distance measuring device for golf carts and the like

Geometrical instruments – Area integrators – Electrical
Patent

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Profile ID: LFUS-PAI-P-735732

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