IP Library › Granted Patent US 4,769,301
Granted Patent Utility
US 4,769,301 · App. 06/940,049

Method of preparing holograms and the holograms prepared thereby

Inventors: David W. Butcher, John Cawse
Patented Case View Patent ↗
Granted: Sep 6, 1988 Filed: Dec 10, 1986
Inventors
David W. Butcher
John Cawse
Assignee (at issue)
Ciba-Geigy

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Quick Facts
Patent No.
US 4,769,301
App. No.
06/940,049
Filed
1986-12-10
Granted
1988-09-06
Kind
A