Membership
Tour
Register
Log in
Klaus Lehmann
Follow
Person
Duisburg, DE
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Roof cladding or similar building element allowing heat exchange wi...
Patent number
4,607,616
Issue date
Aug 26, 1986
Klaus Lehmann
F24 - HEATING RANGES VENTILATING