Membership
Tour
Register
Log in
Thomas W. Penird
Follow
Person
Waterloo, NY, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Monochrome cathode ray tube electron gun with high voltage electrod...
Patent number
4,904,898
Issue date
Feb 27, 1990
North American Philips Corporation
Thomas W. Penird
H01 - BASIC ELECTRIC ELEMENTS