4. Fluid handling
  5. With repair, tapping, assembly, or disassembly means
  6. Assembling, disassembling, or removing cartridge type valve

Oscar Dufau

Inventor

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Cleaner injector system

Baths – closets – sinks – and spittoons – Disinfection – Dispensing to overflow of flush tank
Patent

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Electrical connector

Geometrical instruments
Patent

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Faucet handle universal coupling

Fluid handling – With repair – tapping – assembly – or disassembly means – Assembling – disassembling – or removing cartridge type valve
Patent

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Low noise toilet tank valve

Fluid handling – Processes – With control of flow by a condition or characteristic of a...
Patent

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Toilet overflow prevention system and method

Baths – closets – sinks – and spittoons – Flush closet – Bowl
Reexamination Certificate

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Profile ID: LFUS-PAI-P-1186411

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