Frederick KOBES

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Mount Gambier, AU

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Patents Grantslast 30 patents

Information Patent Grant
Check valve
- Patent number 6,915,813
- Issue date Jul 12, 2005
- Hydro-Flo Holdings PTY LTD
- Frederick Kobes
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Piston valve
- Patent number 6,116,270
- Issue date Sep 12, 2000
- Hydro-Flo Holdings Pty Ltd.
- Frederick Kobes
- E21 - EARTH DRILLING MINING

Patents Applicationslast 30 patents

Information Patent Application
A CHECK VALVE
- Publication number 20040182438
- Publication date Sep 23, 2004
- HYDRO-FLO HOLDINGS PTY LTD
- Frederick KOBES
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...