Membership
Tour
Register
Log in
Joel S. Graf
Follow
Person
Vadnais Heights, MN, US
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method and packaging for surgical masks
Patent number
5,615,767
Issue date
Apr 1, 1997
Minnesota Mining and Manufacturing Company
Patricia A. Eull
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL