G01C- MEASURING DISTANCES, LEVELS OR BEARINGS SURVEYING NAVIGATION GYROSCOPIC INSTRUMENTS PHOTOGRAMMETRY OR VIDEOGRAMMETRY.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Priority claimed from JP2004364978 external-priority Application filed by Seiko Epson Corp filed Critical Seiko Epson Corp Publication of CN1865850A publication Critical patent/CN1865850A/en Application granted granted Critical Publication of CN100538272C publication Critical patent/CN100538272C/en Status Expired - Fee Related legal-status Critical Current Anticipated expiration legal-status Critical Links
Original Assignee Seiko Epson Corp Priority date (The priority date is an assumption and is not a legal conclusion.
Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.) ( en Inventor 小仓诚一郎 小林祥宏 Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Expired - Fee Related Application number CNB2005101319053A Other languages Chinese ( zh) Google Patents CN100538272C - Piezoelectric gyro element and piezoelectric gyroscope CN100538272C - Piezoelectric gyro element and piezoelectric gyroscope
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