4. Electricity: measuring and testing
  5. Electrical speed measuring
  6. Speed comparing means

Bo A. Elfner

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Load indicators for alternating-current motors

Electricity: electrical systems and devices – Safety and protection of systems and devices – Motor protective condition responsive circuits
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Methods and apparatuses for detecting the speed of an asynchrono

Electricity: measuring and testing – Electrical speed measuring – Speed comparing means
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Methods and apparatuses for determining the temperature of an as

Boots – shoes – and leggings
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Profile ID: LFUS-PAI-P-961191

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