4. Electricity: circuit makers and breakers
  5. Multiple circuit control
  6. Multiple switch

Henry J. Boulanger

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Condition-responsive device with diaphragm protection means

Expansible chamber devices – Collapsible chamber wall portion – Wall portion formed of flexible material
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Current inrush limiter

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Interlock arrangement for an appliance door and an interlock uni

Closure fasteners – Bolts – Hooked end
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Keyboard apparatus

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent

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Keyboard apparatus

Electricity: circuit makers and breakers – Multiple circuit control – Multiple switch
Patent

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Profile ID: LFUS-PAI-P-61891

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