IP Library › Granted Patent US 6,676,825
Granted Patent Utility PCT National Stage Small
US 6,676,825 · Confirmation No. 5279

REMOVAL OF SACRIFICIAL CORES BY ELECTROCHEMICAL MACHINING

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Quick Facts
Patent No.
US 6,676,825
App. No.
09/856,974
Filed
2001-05-30
Granted
2004-01-13
Art Unit
1742
PTA
0 days