4. Fluid handling
  5. Line condition change responsive valves
  6. Direct response valves

William H. Dean

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Air conditioning system

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

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Back draft for exhaust fans and hoods

Fluid handling – Line condition change responsive valves – Direct response valves
Patent

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Drinking receptacle valve means

Receptacles – Outlet or junction box type – Sectional receptacle
Patent

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Internal combustion engine

Internal-combustion engines – Two-cycle – Rear compression
Patent

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Solar radiation converting method and means

Stoves and furnaces – Ovens – Domestic
Patent

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Profile ID: LFUS-PAI-P-10916

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