David Leon

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Boca Raton, FL, US

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Patents Grantslast 30 patents

Information Patent Grant
Water distribution system with variable water-saving diffusers
- Patent number 5,839,662
- Issue date Nov 24, 1998
- Water Management Equipment Ltd.
- Stephen Leon
- E03 - WATER SUPPLY SEWERAGE
Information Patent Grant
Water-saving diffuser and water distribution system having water fi...
- Patent number 5,816,497
- Issue date Oct 6, 1998
- Water Management Equipment Ltd.
- Stephen Leon
- E03 - WATER SUPPLY SEWERAGE