4. Heat exchange
  5. With alarm, indicator, signal, register, recorder, test or...
  6. Remotely controlled inspection means

Gerald F. Hoffman

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Energy saving temperature control apparatus

Heat exchange – With alarm – indicator – signal – register – recorder – test or... – Remotely controlled inspection means
Patent

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Thermostat overide housing

Measuring – testing – or signalling instruments – Measuring – regulating or indicating instrument – or casing – Temperature – humidity – atmospheric condition
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Profile ID: LFUS-PAI-P-1582101

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