Membership
Tour
Register
Log in
Valve Engineering Service Corp.
Follow
Organization
San Leandro, CA, US
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Freeze-proof, pollution free valve
Patent number
4,282,895
Issue date
Aug 11, 1981
Valve Engineering Service Corp.
Richard E. Young
E03 - WATER SUPPLY SEWERAGE
Patents Applications
last 30 patents
Trademark
last 30 trademarks