JPS4880431U - - Google Patents

Info

Publication number
JPS4880431U
JPS4880431U JP38072U JP38072U JPS4880431U JP S4880431 U JPS4880431 U JP S4880431U JP 38072 U JP38072 U JP 38072U JP 38072 U JP38072 U JP 38072U JP S4880431 U JPS4880431 U JP S4880431U
Authority
JP
Japan
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
JP38072U
Other languages
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 JP38072U priority Critical patent/JPS4880431U/ja
Publication of JPS4880431U publication Critical patent/JPS4880431U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
  • Calculators And Similar Devices (AREA)
JP38072U 1971-12-29 1971-12-29 Pending JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP38072U JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-12-29 1971-12-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP38072U JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-12-29 1971-12-29

Publications (1)

Publication Number Publication Date
JPS4880431U true JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1973-10-02

Family

ID=39146063

Family Applications (1)

Application Number Title Priority Date Filing Date
JP38072U Pending JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1971-12-29 1971-12-29

Country Status (1)

Country Link
JP (1) JPS4880431U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931038A (en) * 1958-11-28 1963-07-10 Josef Haid Typewriter key markers to teach touch typing

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB931038A (en) * 1958-11-28 1963-07-10 Josef Haid Typewriter key markers to teach touch typing

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