![]() ![]() VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.) Filing date Publication date Application filed by Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd Publication of GB2002170A publication Critical patent/GB2002170A/en Status Withdrawn legal-status Critical Current Links Original Assignee Citizen Watch Co Ltd Priority date (The priority date is an assumption and is not a legal conclusion.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.) ![]() ![]() Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.) Withdrawn Application number GB7827841A Other languages English ( en)Ĭurrent Assignee (The listed assignees may be inaccurate. Info Publication number GB2002170A GB2002170A GB7827841A GB7827841A GB2002170A GB 2002170 A GB2002170 A GB 2002170A GB 7827841 A GB7827841 A GB 7827841A GB 7827841 A GB7827841 A GB 7827841A GB 2002170 A GB2002170 A GB 2002170A Authority GB United Kingdom Prior art keywords quartz crystal tuning fork type quartz crystal vibrator vibrator Prior art date Legal status (The legal status is an assumption and is not a legal conclusion. The reason for this is that the frequency of the first. The main reason for using the fork shape is that, unlike many other types of resonators, it produces a very pure tone, with most of the vibrational energy at the fundamental frequency. Google Patents Tuning fork-type quartz crystal vibrator A tuning fork is a fork-shaped acoustic resonator used in many applications to produce a fixed tone. Google Patents GB2002170A - Tuning fork-type quartz crystal vibrator GB2002170A - Tuning fork-type quartz crystal vibrator ![]()
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