CN210158618U - 颞颌关节入耳式骨传导听诊器 - Google Patents
颞颌关节入耳式骨传导听诊器 Download PDFInfo
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- CN210158618U CN210158618U CN201920513603.XU CN201920513603U CN210158618U CN 210158618 U CN210158618 U CN 210158618U CN 201920513603 U CN201920513603 U CN 201920513603U CN 210158618 U CN210158618 U CN 210158618U
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CN112472121A (zh) * | 2020-11-30 | 2021-03-12 | 中山大学孙逸仙纪念医院 | 一种入耳式客观性耳鸣诊断装置 |
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Cited By (1)
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CN112472121A (zh) * | 2020-11-30 | 2021-03-12 | 中山大学孙逸仙纪念医院 | 一种入耳式客观性耳鸣诊断装置 |
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Temporomandibular joint in ear bone conduction stethoscope Effective date of registration: 20210926 Granted publication date: 20200320 Pledgee: Bank of Hangzhou Limited by Share Ltd. science and Technology Branch Pledgor: HANGZHOU YAZHI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980009717 |
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Date of cancellation: 20230724 Granted publication date: 20200320 Pledgee: Bank of Hangzhou Limited by Share Ltd. science and Technology Branch Pledgor: HANGZHOU YAZHI MEDICAL TECHNOLOGY Co.,Ltd. Registration number: Y2021980009717 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |