Membership
Tour
Register
Log in
Alois Groner
Follow
Person
Lengerich, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Cross-bottom or block-bottom valve sack
Patent number
4,930,904
Issue date
Jun 5, 1990
Bischof und Klein GmbH & Co.
Alois Groner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Rose-bottom or block-bottom valve bag
Patent number
4,759,640
Issue date
Jul 26, 1988
Bischof und Klein GmbH & Co.
Alois Groner
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL