GB1316187A - Graphic answer input device - Google Patents

Graphic answer input device

Info

Publication number
GB1316187A
GB1316187A GB4419371A GB4419371A GB1316187A GB 1316187 A GB1316187 A GB 1316187A GB 4419371 A GB4419371 A GB 4419371A GB 4419371 A GB4419371 A GB 4419371A GB 1316187 A GB1316187 A GB 1316187A
Authority
GB
United Kingdom
Prior art keywords
line
contacts
input device
answer input
sept
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.)
Expired
Application number
GB4419371A
Other languages
English (en)
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.)
FRNZENSKY POLITECHNICHESKY INS
Original Assignee
FRNZENSKY POLITECHNICHESKY INS
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 FRNZENSKY POLITECHNICHESKY INS filed Critical FRNZENSKY POLITECHNICHESKY INS
Publication of GB1316187A publication Critical patent/GB1316187A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
    • G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
    • G09B23/02—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics
    • G09B23/04—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for mathematics for geometry, trigonometry, projection or perspective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Business, Economics & Management (AREA)
  • Geometry (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Instructional Devices (AREA)
  • Electrically Operated Instructional Devices (AREA)
GB4419371A 1970-09-22 1971-09-22 Graphic answer input device Expired GB1316187A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SU1472777A SU354764A1 (ru) 1970-09-22 1970-09-22 Компаратор для обучающего устройства

Publications (1)

Publication Number Publication Date
GB1316187A true GB1316187A (en) 1973-05-09

Family

ID=20456936

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4419371A Expired GB1316187A (en) 1970-09-22 1971-09-22 Graphic answer input device

Country Status (8)

Country Link
US (1) US3793469A (enExample)
AT (1) AT316897B (enExample)
BE (1) BE772942A (enExample)
CS (1) CS158777B1 (enExample)
FR (1) FR2106300A5 (enExample)
GB (1) GB1316187A (enExample)
SE (1) SE347830B (enExample)
SU (1) SU354764A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GR75894B (enExample) * 1981-03-17 1984-08-02 Moore Business Forms Inc
US4522599A (en) * 1983-10-11 1985-06-11 Harte J Richard Computer assisted instructional and testing apparatus with switch closure at two different depths
US4801771A (en) * 1986-10-13 1989-01-31 Yamaha Corporation Force sensitive device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3106027A (en) * 1962-07-02 1963-10-08 Herbert A Thelen Instructional device
US3522664A (en) * 1967-11-20 1970-08-04 Westinghouse Electric Corp Interface device and display system

Also Published As

Publication number Publication date
US3793469A (en) 1974-02-19
SU354764A1 (ru) 1973-10-26
CS158777B1 (enExample) 1974-12-27
AT316897B (de) 1974-07-25
DE2147155B2 (de) 1976-12-30
BE772942A (fr) 1972-03-22
FR2106300A5 (enExample) 1972-04-28
DE2147155A1 (de) 1972-08-10
SE347830B (enExample) 1972-08-14

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee