Membership
Tour
Register
Log in
Joseph deGraft-Johnson
Follow
Person
Naugatuck, CT, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Easy cleaning liquid electrophotographic developer
Patent number
5,232,811
Issue date
Aug 3, 1993
Olin Corporation
Joseph deGraft-Johnson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY