Membership
Tour
Register
Log in
Roper; Elvere
Follow
Organization
Newport Beach, 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
Container, engagement ring and cover assembly
Patent number
4,356,930
Issue date
Nov 2, 1982
Roper; William H.
Charles R. Roper
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL