Membership
Tour
Register
Log in
Steve J. Kovalchik Jr.
Follow
Person
Akron, OH, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Bead locking device of a tire building drum
Patent number
4,498,948
Issue date
Feb 12, 1985
GenCorp Inc.
Robert L. Brown
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Expandable tire building drum with improved bladder
Patent number
4,247,356
Issue date
Jan 27, 1981
The General Tire & Rubber Co.
Richard N. Spach
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL