JPS61156903U - - Google Patents

Info

Publication number
JPS61156903U
JPS61156903U JP4170485U JP4170485U JPS61156903U JP S61156903 U JPS61156903 U JP S61156903U JP 4170485 U JP4170485 U JP 4170485U JP 4170485 U JP4170485 U JP 4170485U JP S61156903 U JPS61156903 U JP S61156903U
Authority
JP
Japan
Prior art keywords
optotype
base plate
visual acuity
board
rotating base
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.)
Pending
Application number
JP4170485U
Other languages
English (en)
Japanese (ja)
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 filed Critical
Priority to JP4170485U priority Critical patent/JPS61156903U/ja
Publication of JPS61156903U publication Critical patent/JPS61156903U/ja
Pending legal-status Critical Current

Links

JP4170485U 1985-03-23 1985-03-23 Pending JPS61156903U (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4170485U JPS61156903U (enrdf_load_stackoverflow) 1985-03-23 1985-03-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4170485U JPS61156903U (enrdf_load_stackoverflow) 1985-03-23 1985-03-23

Publications (1)

Publication Number Publication Date
JPS61156903U true JPS61156903U (enrdf_load_stackoverflow) 1986-09-29

Family

ID=30551780

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4170485U Pending JPS61156903U (enrdf_load_stackoverflow) 1985-03-23 1985-03-23

Country Status (1)

Country Link
JP (1) JPS61156903U (enrdf_load_stackoverflow)

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