Raymond G. Chapman

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Killara, AU

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Patents Grantslast 30 patents

Information Patent Grant
Filter assembly
- Patent number 7,517,452
- Issue date Apr 14, 2009
- Speciality Plumbling Supplies Pty Ltd
- Raymond G. Chapman
- E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

Information Patent Application
Filter Assembly
- Publication number 20080017567
- Publication date Jan 24, 2008
- Speciality Plumbing Supplies Pty Ltd.
- Raymond G. Chapman
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL