Membership
Tour
Register
Log in
Wilbert E. Rojewski
Follow
Person
San Mateo, CA, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Bung and stopper
Patent number
5,947,326
Issue date
Sep 7, 1999
Alasco Rubber & Plastics Corporation
William John O'Hern
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL