FR2283496B3 - - Google Patents
Info
- Publication number
- FR2283496B3 FR2283496B3 FR7429343A FR7429343A FR2283496B3 FR 2283496 B3 FR2283496 B3 FR 2283496B3 FR 7429343 A FR7429343 A FR 7429343A FR 7429343 A FR7429343 A FR 7429343A FR 2283496 B3 FR2283496 B3 FR 2283496B3
- Authority
- FR
- France
- 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
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
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/18—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism
- G09B23/181—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for electricity or magnetism for electric and magnetic fields; for voltages; for currents
Landscapes
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Algebra (AREA)
- Pure & Applied Mathematics (AREA)
- Educational Administration (AREA)
- Computational Mathematics (AREA)
- Business, Economics & Management (AREA)
- Educational Technology (AREA)
- Theoretical Computer Science (AREA)
- Optical Radar Systems And Details Thereof (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7429343A FR2283496A1 (en) | 1974-08-26 | 1974-08-26 | Electric field demonstration model - uses high input impedance amplifier and lamps which indicate field due to approaching body |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7429343A FR2283496A1 (en) | 1974-08-26 | 1974-08-26 | Electric field demonstration model - uses high input impedance amplifier and lamps which indicate field due to approaching body |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2283496A1 FR2283496A1 (en) | 1976-03-26 |
FR2283496B3 true FR2283496B3 (en) | 1978-06-16 |
Family
ID=9142629
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7429343A Granted FR2283496A1 (en) | 1974-08-26 | 1974-08-26 | Electric field demonstration model - uses high input impedance amplifier and lamps which indicate field due to approaching body |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2283496A1 (en) |
-
1974
- 1974-08-26 FR FR7429343A patent/FR2283496A1/en active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2283496A1 (en) | 1976-03-26 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |