Membership
Tour
Register
Log in
Zip-Call, Inc.
Follow
Organization
Allen, TX, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for mechanically operating push buttons
Patent number
4,034,163
Issue date
Jul 5, 1977
Zip-Call, Inc.
Wilbur R. Youngs
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Trademark
last 30 trademarks