Membership
Tour
Register
Log in
Charles G. Freitag
Follow
Person
Loveland, CO, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Backflow bonnet and poppet
Patent number
7,934,515
Issue date
May 3, 2011
Bryan L. Towsley
E03 - WATER SUPPLY SEWERAGE