JPH0627126Y2 - 聴力測定用受音具 - Google Patents

聴力測定用受音具

Info

Publication number
JPH0627126Y2
JPH0627126Y2 JP1989102432U JP10243289U JPH0627126Y2 JP H0627126 Y2 JPH0627126 Y2 JP H0627126Y2 JP 1989102432 U JP1989102432 U JP 1989102432U JP 10243289 U JP10243289 U JP 10243289U JP H0627126 Y2 JPH0627126 Y2 JP H0627126Y2
Authority
JP
Japan
Prior art keywords
sound
sound insulation
audiometry
insulation cup
cup
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
JP1989102432U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0341407U (sv
Inventor
文男 大谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rion Co Ltd
Original Assignee
Rion 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 as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rion Co Ltd filed Critical Rion Co Ltd
Priority to JP1989102432U priority Critical patent/JPH0627126Y2/ja
Publication of JPH0341407U publication Critical patent/JPH0341407U/ja
Application granted granted Critical
Publication of JPH0627126Y2 publication Critical patent/JPH0627126Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
JP1989102432U 1989-08-31 1989-08-31 聴力測定用受音具 Expired - Lifetime JPH0627126Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989102432U JPH0627126Y2 (ja) 1989-08-31 1989-08-31 聴力測定用受音具

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989102432U JPH0627126Y2 (ja) 1989-08-31 1989-08-31 聴力測定用受音具

Publications (2)

Publication Number Publication Date
JPH0341407U JPH0341407U (sv) 1991-04-19
JPH0627126Y2 true JPH0627126Y2 (ja) 1994-07-27

Family

ID=31651329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989102432U Expired - Lifetime JPH0627126Y2 (ja) 1989-08-31 1989-08-31 聴力測定用受音具

Country Status (1)

Country Link
JP (1) JPH0627126Y2 (sv)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6232002U (sv) * 1985-08-10 1987-02-25

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6232002U (sv) * 1985-08-10 1987-02-25

Also Published As

Publication number Publication date
JPH0341407U (sv) 1991-04-19

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term