David V. Haston

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Glendora, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Demand regulator protective bellows
- Patent number 7,331,345
- Issue date Feb 19, 2008
- Survivair Respirators, LLC
- David V. Haston
- A62 - LIFE-SAVING FIRE-FIGHTING
Information Patent Grant
Emergency worker and fireman's dual emergency warning system
- Patent number 6,091,331
- Issue date Jul 18, 2000
- Bacou USA Safety, Inc.
- Carl Toft
- G08 - SIGNALLING

Patents Applicationslast 30 patents

Information Patent Application
Demand regulator protective bellows
- Publication number 20040149286
- Publication date Aug 5, 2004
- David V. Haston
- A62 - LIFE-SAVING FIRE-FIGHTING