Frederick Haley

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Lowell, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Automatic brake for wheeled carriages
- Patent number 4,116,464
- Issue date Sep 26, 1978
- Frederick J. Haley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Automatic brake for wheeled carriages
- Patent number 4,084,663
- Issue date Apr 18, 1978
- Frederick Haley
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE