Membership
Tour
Register
Log in
Robert K. Lang
Follow
Person
San Jose, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Control switch apparatus operable by an object placed adjacent ther...
Patent number
5,977,878
Issue date
Nov 2, 1999
Robert K. Lang
H03 - BASIC ELECTRONIC CIRCUITRY