Membership
Tour
Register
Log in
Elias R. Zenkich
Follow
Person
Norridge, IL, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Pressure-vacuum relief valve assembly
Patent number
5,479,978
Issue date
Jan 2, 1996
Trans Tech Industries, Inc.
Elias R. Zenkich
B60 - VEHICLES IN GENERAL