BE494479A - - Google Patents
Info
- Publication number
- BE494479A BE494479A BE494479DA BE494479A BE 494479 A BE494479 A BE 494479A BE 494479D A BE494479D A BE 494479DA BE 494479 A BE494479 A BE 494479A
- Authority
- BE
- Belgium
- Prior art keywords
- contact
- boxes
- circuit
- group
- conductors
- Prior art date
Links
- 239000004020 conductor Substances 0.000 claims description 10
- 239000007787 solid Substances 0.000 claims description 2
- 241000518994 Conta Species 0.000 claims 1
- 241000270728 Alligator Species 0.000 description 1
- 229920001342 Bakelite® Polymers 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 239000004637 bakelite Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
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
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/02—Counting; Calculating
- G09B19/025—Counting; Calculating with electrically operated apparatus or devices
Landscapes
- Business, Economics & Management (AREA)
- Engineering & Computer Science (AREA)
- Entrepreneurship & Innovation (AREA)
- Physics & Mathematics (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Instructional Devices (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE494479A true BE494479A (OSRAM) |
Family
ID=138226
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE494479D BE494479A (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| BE (1) | BE494479A (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2932908A (en) * | 1959-07-28 | 1960-04-19 | John A Gough | Training aid |
-
0
- BE BE494479D patent/BE494479A/fr unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2932908A (en) * | 1959-07-28 | 1960-04-19 | John A Gough | Training aid |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2492214A1 (fr) | Dispositif de controle pour plaques de circuits imprimes | |
| US3046672A (en) | Level | |
| ES8103879A1 (es) | Un dispositivo interruptor electrico | |
| US3008245A (en) | Educational kit for instruction and testing of electrical circuits | |
| BE494479A (OSRAM) | ||
| KR900019363A (ko) | 적분기 회로 | |
| CA1183229A (fr) | Connecteur electrique a couplage multiple et connecteurs multiples de mesure pour cartes de circuits d'equipement electronique monte en chassis en faisant application | |
| ES2153222T3 (es) | Dispositivo de conexion para cable plano. | |
| US1950486A (en) | Panel board equipped for testing | |
| US435102A (en) | Fuse-block | |
| US3512084A (en) | Electrical test probe device with shorting and reversing switch means | |
| US2764672A (en) | Microscope illuminator | |
| ES8306558A1 (es) | Perfeccionamientos en componente electrico especialmente filtro de ondas superficiales. | |
| FR2360081A1 (fr) | Ohmmetre a lecture directe | |
| US1196472A (en) | Meter-testing device. | |
| BE538291A (OSRAM) | ||
| US2899642A (en) | hussey | |
| ES2029893T3 (es) | Dispositivo de comprobacion en corriente continua de la impedancia de por lo menos una linea de potencia. | |
| US1748847A (en) | Radio-tube-testing instrument | |
| US1970144A (en) | Fused electric connecter | |
| BE376380A (OSRAM) | ||
| CH324460A (fr) | Ohmmètre | |
| FR2752529A1 (fr) | Puzzle sonore | |
| Chial | A Poor Man's Tour of Basic Electricity and Electronics | |
| BE730785A (OSRAM) |