Membership
Tour
Register
Log in
Josef Straus
Follow
Person
Ottawa, CA
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Variable attenuation electro-optic device
Patent number
4,364,639
Issue date
Dec 21, 1982
Northern Telecom Limited
William J. Sinclair
G02 - OPTICS