Membership
Tour
Register
Log in
Edward J. Perutis
Follow
Person
Chicago, IL, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Electronic musical instrument keyboard
Patent number
4,043,244
Issue date
Aug 23, 1977
Hammond Corporation
Ray B. Schrecongost
G10 - MUSICAL INSTRUMENTS ACOUSTICS