GB1239535A - - Google Patents

Info

Publication number
GB1239535A
GB1239535A GB1239535DA GB1239535A GB 1239535 A GB1239535 A GB 1239535A GB 1239535D A GB1239535D A GB 1239535DA GB 1239535 A GB1239535 A GB 1239535A
Authority
GB
United Kingdom
Prior art keywords
drum
representations
elements
sequence
continuous
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
Other languages
English (en)
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
Publication of GB1239535A publication Critical patent/GB1239535A/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
    • G09B23/24—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for chemistry

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Physics (AREA)
  • Algebra (AREA)
  • Computational Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Mathematical Optimization (AREA)
  • Medicinal Chemistry (AREA)
  • Pure & Applied Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Chemical & Material Sciences (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • Theoretical Computer Science (AREA)
  • Instructional Devices (AREA)
GB1239535D 1970-02-13 1970-02-13 Expired GB1239535A (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB699070 1970-02-13

Publications (1)

Publication Number Publication Date
GB1239535A true GB1239535A (https=) 1971-07-14

Family

ID=9824535

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1239535D Expired GB1239535A (https=) 1970-02-13 1970-02-13

Country Status (1)

Country Link
GB (1) GB1239535A (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199876A (en) * 1978-09-13 1980-04-29 Gerson Katz Device for displaying an improved periodic table of the elements
GB2281431A (en) * 1993-08-26 1995-03-01 Andrew Peter Neill Helical display device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4199876A (en) * 1978-09-13 1980-04-29 Gerson Katz Device for displaying an improved periodic table of the elements
GB2281431A (en) * 1993-08-26 1995-03-01 Andrew Peter Neill Helical display device
WO1995006306A1 (en) * 1993-08-26 1995-03-02 Andrew Peter Neill Dynamic information display device
US5867165A (en) * 1993-08-26 1999-02-02 Neill; Andrew Peter Dynamic information display device

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Legal Events

Date Code Title Description
PS Patent sealed
PLNP Patent lapsed through nonpayment of renewal fees