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Pekka Lehto
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Espoo, FI
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Patents Grants
last 30 patents
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Patent Grant
System and method specifically intended for the construction of fue...
Patent number
6,820,378
Issue date
Nov 23, 2004
Pekka Lehto
E04 - BUILDING
Patents Applications
last 30 patents
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Patent Application
System and method specifically intended for the construction of fue...
Publication number
20030100988
Publication date
May 29, 2003
Pekka Lehto
E04 - BUILDING