JPS58152901U - 視力表 - Google Patents

視力表

Info

Publication number
JPS58152901U
JPS58152901U JP4973582U JP4973582U JPS58152901U JP S58152901 U JPS58152901 U JP S58152901U JP 4973582 U JP4973582 U JP 4973582U JP 4973582 U JP4973582 U JP 4973582U JP S58152901 U JPS58152901 U JP S58152901U
Authority
JP
Japan
Prior art keywords
visual acuity
acuity chart
front plate
large number
view
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.)
Granted
Application number
JP4973582U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6220166Y2 (enrdf_load_stackoverflow
Inventor
杉本　英司
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP4973582U priority Critical patent/JPS58152901U/ja
Publication of JPS58152901U publication Critical patent/JPS58152901U/ja
Application granted granted Critical
Publication of JPS6220166Y2 publication Critical patent/JPS6220166Y2/ja
Granted legal-status Critical Current

Links

JP4973582U 1982-04-05 1982-04-05 視力表 Granted JPS58152901U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4973582U JPS58152901U (ja) 1982-04-05 1982-04-05 視力表

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4973582U JPS58152901U (ja) 1982-04-05 1982-04-05 視力表

Publications (2)

Publication Number Publication Date
JPS58152901U true JPS58152901U (ja) 1983-10-13
JPS6220166Y2 JPS6220166Y2 (enrdf_load_stackoverflow) 1987-05-22

Family

ID=30060572

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4973582U Granted JPS58152901U (ja) 1982-04-05 1982-04-05 視力表

Country Status (1)

Country Link
JP (1) JPS58152901U (enrdf_load_stackoverflow)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061692U (enrdf_load_stackoverflow) * 1973-09-29 1975-06-06
JPS50136293U (enrdf_load_stackoverflow) * 1974-04-22 1975-11-10
JPS51161797U (enrdf_load_stackoverflow) * 1975-06-18 1976-12-23

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5061692U (enrdf_load_stackoverflow) * 1973-09-29 1975-06-06
JPS50136293U (enrdf_load_stackoverflow) * 1974-04-22 1975-11-10
JPS51161797U (enrdf_load_stackoverflow) * 1975-06-18 1976-12-23

Also Published As

Publication number Publication date
JPS6220166Y2 (enrdf_load_stackoverflow) 1987-05-22

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