IP Library › Patent Application 09744555
Patent Application Utility PCT National Stage
App. No. 09/744,555 · Confirmation No. 9584

METHOD AND DEVICE FOR CHANGING THE NATURAL FREQUENCY OF A NIP ROLL CONSTRUCTION IN A PAPER OR BOARD MACHINE

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2001-01-24 LET. Miscellaneous Incoming Letter 40 View
2001-01-24 LET. Miscellaneous Incoming Letter 40 View
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Quick Facts
App. No.
09/744,555
Filed
2001-01-24
Granted
2003-02-18
Art Unit
1731
PTA
0 days