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Esko Unkuri
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Nakkila, FI
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last 30 patents
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Patent Grant
Method and equipment for compressing material consisting of particles
Patent number
5,134,929
Issue date
Aug 4, 1992
Rauma-Repola Oy
Arvo Jonkka
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
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Patent Grant
Chipping method and device
Patent number
5,111,859
Issue date
May 12, 1992
Sunds Defibrator Rauma Woodhandling Oy
Antti Tohkala
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...