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Ronald D. Vance
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Wilmington, OH, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tilt-top mortuary cot
Patent number
6,681,424
Issue date
Jan 27, 2004
Ferno-Washington, Inc.
Elroy Edwin Bourgraf
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Combination ambulance cot and chair
Patent number
6,381,781
Issue date
May 7, 2002
Ferno-Washington, Inc.
Elroy Edwin Bourgraf
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Cot mountable arm rest and cot incorporating same
Patent number
5,839,136
Issue date
Nov 24, 1998
Ferno-Washington, Inc.
Ronald D. Vance
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Adjustable ambulance cot with trolley mechanism
Patent number
5,432,966
Issue date
Jul 18, 1995
Ferno-Washington, Inc.
Kenneth R. Berta
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Combination stretcher and stairchair
Patent number
4,688,279
Issue date
Aug 25, 1987
Ferno-Washington, Inc.
Ronald D. Vance
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
One man cart for articles
Patent number
4,369,985
Issue date
Jan 25, 1983
Weil; Burt
Elroy E. Bourgraf
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS