Patent Assignment Abstract of Title
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Total Assignments:
1
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Patent #:
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Issue Dt:
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02/13/2007
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Application #:
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10546246
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Filing Dt:
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08/19/2005
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Publication #:
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Pub Dt:
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08/10/2006
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Inventors:
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Antti Koskimaki, Markku Keskiniva, Jorma Maki, Erkki Ahola
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Title:
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CONTROL VALVE IN A PERCUSSION DEVICE AND A METHOD COMPRISING A CLOSED PRESSURE SPACE AT THE END POSITION OF THE PISTON
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| PIHTISULUNKATU 9, FI-33330 |
| TAMPERE, FINLAND |
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| DRINKER BIDDLE & REATH LLP |
| 1500 K STREET, N.W. |
| SUITE 1100 |
| WASHINGTON, DC 20005-1209 |
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