4. Electricity: circuit makers and breakers
  5. Fluid pressure
  6. Diaphragm

John T. Hancock

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Dual condition responsive switch apparatus

Electricity: electrothermally or thermally actuated switches – With separate distinct diverse art-type switching device
Patent

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Fluid pressure responsive electric switch

Electricity: circuit makers and breakers – Fluid pressure – Diaphragm
Patent

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Fluid pressure responsive electric switch and method for assembl

Metal working – Method of mechanical manufacture – Electrical device making
Patent

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Thermostatic control apparatus

Electricity: electrothermally or thermally actuated switches – Thermally actuated switches – With bimetallic element
Patent

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Profile ID: LFUS-PAI-P-197527

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