Membership
Tour
Register
Log in
Anthony I. Hopwood
Follow
Person
Halton, GB
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Contact copying of reflection or volume holograms
Patent number
4,895,419
Issue date
Jan 23, 1990
Ciba-Geigy Corporation
James Doyle
G02 - OPTICS