CN85201327U - 多功能固定档小珠算盘 - Google Patents

多功能固定档小珠算盘 Download PDF

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Publication number
CN85201327U
CN85201327U CN 85201327 CN85201327U CN85201327U CN 85201327 U CN85201327 U CN 85201327U CN 85201327 CN85201327 CN 85201327 CN 85201327 U CN85201327 U CN 85201327U CN 85201327 U CN85201327 U CN 85201327U
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abacus
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crossbeam
pillar
heterochromatic
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Expired - Lifetime
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CN 85201327
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English (en)
Chinese (zh)
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靳利民
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Individual
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Individual
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Priority to CN 85201327 priority Critical patent/CN85201327U/zh
Priority to JP1986048896U priority patent/JPH0138684Y2/ja
Publication of CN85201327U publication Critical patent/CN85201327U/zh
Expired - Lifetime legal-status Critical Current

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CN 85201327 1985-04-01 1985-04-01 多功能固定档小珠算盘 Expired - Lifetime CN85201327U (zh)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN 85201327 CN85201327U (zh) 1985-04-01 1985-04-01 多功能固定档小珠算盘
JP1986048896U JPH0138684Y2 (enrdf_load_stackoverflow) 1985-04-01 1986-04-01

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 85201327 CN85201327U (zh) 1985-04-01 1985-04-01 多功能固定档小珠算盘

Publications (1)

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CN85201327U true CN85201327U (zh) 1986-07-02

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Family Applications (1)

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CN 85201327 Expired - Lifetime CN85201327U (zh) 1985-04-01 1985-04-01 多功能固定档小珠算盘

Country Status (2)

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JP (1) JPH0138684Y2 (enrdf_load_stackoverflow)
CN (1) CN85201327U (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0650025Y2 (ja) * 1988-02-15 1994-12-14 久子 加藤 暗算練習用そろばん

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5018286U (enrdf_load_stackoverflow) * 1973-06-14 1975-02-28
JPS5239194U (enrdf_load_stackoverflow) * 1975-09-11 1977-03-19
JPS54127589U (enrdf_load_stackoverflow) * 1978-02-27 1979-09-05

Also Published As

Publication number Publication date
JPS6232424U (enrdf_load_stackoverflow) 1987-02-26
JPH0138684Y2 (enrdf_load_stackoverflow) 1989-11-20

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C06 Publication
PB01 Publication
C14 Grant of patent or utility model
GR01 Patent grant
C15 Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993)
RN01 Renewal of patent term
C17 Cessation of patent right
CX01 Expiry of patent term