Arvo Hurskainen

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Lahti, FI

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Patents Grantslast 30 patents

Information Patent Grant
Hydraulic hammer having a sealing bushing
- Patent number 7,152,692
- Issue date Dec 26, 2006
- Sandvik Tamrock Oy
- Arvo Hurskainen
- E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
Information Patent Grant
Arrangement in connection with a hydraulic breaking apparatus
- Patent number 6,328,116
- Issue date Dec 11, 2001
- Sandvik Tamrock Oy
- Arvo Hurskainen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Information Patent Application
Hydraulic hammer
- Publication number 20050167131
- Publication date Aug 4, 2005
- Sandvik Tamrock OY
- Arvo Hurskainen
- B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS