4. Baths, closets, sinks, and spittoons
  5. Drain, overflow or trap for a sink or bath
  6. Drain valve

Douglas J. Brouwer

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Anti-cavitation valve

Fluid handling – Systems – System with plural openings – one a gas vent or access opening
Patent

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Apparatus for opening and closing a drain

Baths – closets – sinks – and spittoons – Drain – overflow or trap for a sink or bath – Drain valve
Patent

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Handle assembly for a water control valve

Fluid handling – With casing – support – protector or static constructional... – Static constructional installations
Reexamination Certificate

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Self-adjusting bearing

Bearings – Rotary bearing – Plain bearing
Patent

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Self-adjusting bearing

Bearings – Rotary bearing – Plain bearing
Patent

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Profile ID: LFUS-PAI-P-134115

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