Membership
Tour
Register
Log in
Rolander Hemmi
Follow
Person
Richterswil, CH
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Controlled deflection roll
Patent number
4,453,299
Issue date
Jun 12, 1984
Escher Wyss Aktiengesellschaft
Rolander Hemmi
D21 - PAPER-MAKING PRODUCTION OF CELLULOSE