FR1044071A - Perfectionnements aux dispositifs indicateurs - Google Patents

Perfectionnements aux dispositifs indicateurs

Info

Publication number
FR1044071A
FR1044071A FR1044071DA FR1044071A FR 1044071 A FR1044071 A FR 1044071A FR 1044071D A FR1044071D A FR 1044071DA FR 1044071 A FR1044071 A FR 1044071A
Authority
FR
France
Prior art keywords
indicating devices
indicating
devices
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)
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.)
Block and Anderson Ltd
Original Assignee
Block and Anderson Ltd
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 Block and Anderson Ltd filed Critical Block and Anderson Ltd
Application granted granted Critical
Publication of FR1044071A publication Critical patent/FR1044071A/fr
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
    • G09B1/00—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways
    • G09B1/02—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements
    • G09B1/16—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time
    • G09B1/24—Manually or mechanically operated educational appliances using elements forming, or bearing, symbols, signs, pictures, or the like which are arranged or adapted to be arranged in one or more particular ways and having a support carrying or adapted to carry the elements the elements each bearing a plurality of different symbols, signs, or combinations of symbols and signs, only one symbol, sign, or combination thereof, of each element to be used at a time the elements being in flexible strip form, e.g. endless bands

Landscapes

  • Engineering & Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Educational Administration (AREA)
  • Educational Technology (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
FR1044071D 1950-10-24 1951-10-23 Perfectionnements aux dispositifs indicateurs Expired FR1044071A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1044071X 1950-10-24

Publications (1)

Publication Number Publication Date
FR1044071A true FR1044071A (fr) 1953-11-13

Family

ID=10870056

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1044071D Expired FR1044071A (fr) 1950-10-24 1951-10-23 Perfectionnements aux dispositifs indicateurs

Country Status (1)

Country Link
FR (1) FR1044071A (fr)

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