JPS52108882A - Abacus for teaching - Google Patents

Abacus for teaching

Info

Publication number
JPS52108882A
JPS52108882A JP2632876A JP2632876A JPS52108882A JP S52108882 A JPS52108882 A JP S52108882A JP 2632876 A JP2632876 A JP 2632876A JP 2632876 A JP2632876 A JP 2632876A JP S52108882 A JPS52108882 A JP S52108882A
Authority
JP
Japan
Prior art keywords
abacus
teaching
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
JP2632876A
Other languages
Japanese (ja)
Inventor
Shinzaburou Kobayashi
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 JP2632876A priority Critical patent/JPS52108882A/en
Publication of JPS52108882A publication Critical patent/JPS52108882A/en
Pending legal-status Critical Current

Links

JP2632876A 1976-03-10 1976-03-10 Abacus for teaching Pending JPS52108882A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2632876A JPS52108882A (en) 1976-03-10 1976-03-10 Abacus for teaching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2632876A JPS52108882A (en) 1976-03-10 1976-03-10 Abacus for teaching

Publications (1)

Publication Number Publication Date
JPS52108882A true JPS52108882A (en) 1977-09-12

Family

ID=12190341

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2632876A Pending JPS52108882A (en) 1976-03-10 1976-03-10 Abacus for teaching

Country Status (1)

Country Link
JP (1) JPS52108882A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5678869A (en) * 1979-11-30 1981-06-29 Tatsuo Kuno Projector for abacus education
JPS619749A (en) * 1984-06-23 1986-01-17 Bijitetsuku:Kk Abacus data processor
JPH08720U (en) * 1993-09-16 1996-04-23 淳一 河田 Abacus display using flashing lights

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5678869A (en) * 1979-11-30 1981-06-29 Tatsuo Kuno Projector for abacus education
JPS5731141B2 (en) * 1979-11-30 1982-07-02
JPS619749A (en) * 1984-06-23 1986-01-17 Bijitetsuku:Kk Abacus data processor
JPH08720U (en) * 1993-09-16 1996-04-23 淳一 河田 Abacus display using flashing lights

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