BE448873A - - Google Patents
Info
- Publication number
- BE448873A BE448873A BE448873DA BE448873A BE 448873 A BE448873 A BE 448873A BE 448873D A BE448873D A BE 448873DA BE 448873 A BE448873 A BE 448873A
- Authority
- BE
- Belgium
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/26—Testing of individual semiconductor devices
- G01R31/2607—Circuits therefor
- G01R31/2608—Circuits therefor for testing bipolar transistors
- G01R31/261—Circuits therefor for testing bipolar transistors for measuring break-down voltage or punch through voltage therefor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H31/00—Air-break switches for high tension without arc-extinguishing or arc-preventing means
- H01H31/02—Details
- H01H31/023—Base and stationary contacts mounted thereon
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE231970X | 1942-01-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE448873A true BE448873A (OSRAM) | 1900-01-01 |
Family
ID=5878552
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE448873D BE448873A (OSRAM) | 1942-01-24 |
Country Status (4)
| Country | Link |
|---|---|
| BE (1) | BE448873A (OSRAM) |
| CH (1) | CH231970A (OSRAM) |
| FR (1) | FR890670A (OSRAM) |
| NL (1) | NL109363B (OSRAM) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA572848A (en) * | 1954-10-04 | 1959-03-24 | H. Rugg Harold | Disconnecting switch |
| DE1083889B (de) * | 1958-12-29 | 1960-06-23 | Licentia Gmbh | Hochspannungstrennschalter, insbesondere fuer Freiluftaufstellung |
-
0
- BE BE448873D patent/BE448873A/xx unknown
- NL NL109363D patent/NL109363B/xx unknown
-
1943
- 1943-01-13 CH CH231970D patent/CH231970A/de unknown
- 1943-02-02 FR FR890670D patent/FR890670A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR890670A (fr) | 1944-02-15 |
| CH231970A (de) | 1944-04-30 |
| NL109363B (OSRAM) | 1900-01-01 |