Membership
Tour
Register
Log in
Johannes Schoppmeyer
Follow
Person
St. Augustin, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Screen systems for multicolor printing
Patent number
4,537,470
Issue date
Aug 27, 1985
Dr.-Ing. Rudolf Hell GmbH
Johannes Schoppmeyer
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY