Membership
Tour
Register
Log in
GFA-Gesellschaft fur Flachenabdichtung mit beschrankter Haftung
Follow
Organization
Garstedt, DE
Organizations
Overview
Industries
People
People
Information
Transactions
Events
Impact
Please log in for detailed analytics
Patents Grants
last 30 patents
Information
Patent Grant
Method for the continuous welding of thermoplastic sheets
Patent number
4,289,552
Issue date
Sep 15, 1981
GFA-Gesellschaft fur Flachenabdichtung mit beschrankter Haftung
Heiner I. Hammer
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Trademark
last 30 trademarks