Robert B. Bramhall Jr.

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Gloucester, MA, US

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Patents Grantslast 30 patents

Information Patent Grant
Platen assembly for a vacuum processing system
- Patent number 4,944,860
- Issue date Jul 31, 1990
- Eaton Corporation
- Robert B. Bramhall
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Sealing apparatus for a vacuum processing system
- Patent number 4,923,584
- Issue date May 8, 1990
- Eaton Corporation
- Robert B. Bramhall
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
COATED CRUCIBLE AND METHOD OF MAKING A COATED CRUCIBLE
- Publication number 20130239882
- Publication date Sep 19, 2013
- Robert Billings Bramhall
- C30 - CRYSTAL GROWTH