Patent Assignment
Reel/Frame 019752/0930
Assignment of Assignor's Interest
Recorded: 2007-08-21
Pages: 2
Assignor
PIIPPONEN, JUHA
Executed: 2007-05-25
Assignee
SANDVIK MINING & CONSTRUCTION OY
PIHTISULUNKATU 9, FI-33330 TAMPERE, FINLAND
Covered Property
(1)
Method for Casing Drilling, Drilling Unit and Adapter Device