4. Measuring, testing, or signalling instruments
  5. Time-measuring instrument or casing

David P. Cervone

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Air cleaner

Environmental heating and cooling; fluid handling and sanitary e – Heating or cooling – Element or attachment – not elsewhere specified
Patent

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Clock and timer attachment for telephones

Measuring – testing – or signalling instruments – Time-measuring instrument or casing
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Profile ID: LFUS-PAI-P-278245

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