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Jarmo Airaksinen
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Vantaa, FI
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Patents Grants
last 30 patents
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Patent Grant
Wall structure working as a noise barrier for railways and use of t...
Patent number
8,955,642
Issue date
Feb 17, 2015
Soundim Oy
Jarmo Airaksinen
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
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Patent Application
WALL STRUCTURE WORKING AS A NOISE BARRIER FOR RAILWAYS AND USE OF T...
Publication number
20130206502
Publication date
Aug 15, 2013
Jarmo Airaksinen
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES