IP Library › Granted Patent US 6,622,368
Granted Patent Utility PCT National Stage
US 6,622,368 · Confirmation No. 5916

METHOD OF MANUFACTURING A TRANSDUCER HAVING A DIAPHRAGM WITH A PREDETERMINED TENSION

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2001-01-05 LET. Miscellaneous Incoming Letter 20 View
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Quick Facts
Patent No.
US 6,622,368
App. No.
09/719,208
Filed
2001-01-05
Granted
2003-09-23
Art Unit
3729
PTA
0 days