DAVID POLTORAK

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LANGLEY, CA

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Patents Grantslast 30 patents

Information Patent Grant
Wastewater filtering medium
- Patent number 8,088,278
- Issue date Jan 3, 2012
- David Poltorak
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...

Patents Applicationslast 30 patents

Information Patent Application
WASTEWATER FILTERING MEDIUM
- Publication number 20100101994
- Publication date Apr 29, 2010
- DAVID POLTORAK
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL