4. Pumps
  5. Motor driven
  6. Electric or magnetic motor

William R. Krueger

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Alternator with mechanically adjustable output

Electrical generator or motor structure – Dynamoelectric – Rotary
Patent

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Battery charger with transducer for controlling charge rate

Electricity: battery or capacitor charging or discharging – Serially connected batteries or cells – With discharge of cells or batteries
Patent

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Bi-directionally driven reciprocating fluid pump

Pumps – Motor driven – Electric or magnetic motor
Reexamination Certificate

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C. D. ignition system with active pulse discriminating means

Internal-combustion engines – Igniters – Incandescent
Patent

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Cathodic protection system

Chemistry: electrical and wave energy – Apparatus – Electrolytic
Patent

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Profile ID: LFUS-PAI-P-122993

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