BE742504A - - Google Patents
Info
- Publication number
- BE742504A BE742504A BE742504DA BE742504A BE 742504 A BE742504 A BE 742504A BE 742504D A BE742504D A BE 742504DA BE 742504 A BE742504 A BE 742504A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01C—RESISTORS
- H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
- H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
- H01C17/26—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material
- H01C17/262—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by converting resistive material by electrolytic treatment, e.g. anodic oxydation
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
- Measurement Of Resistance Or Impedance (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US78181668A | 1968-12-06 | 1968-12-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE742504A true BE742504A (https=) | 1970-05-14 |
Family
ID=25124028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE742504D BE742504A (https=) | 1968-12-06 | 1969-12-02 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3539459A (https=) |
| BE (1) | BE742504A (https=) |
| DE (1) | DE1961537B2 (https=) |
| FR (1) | FR2025568A1 (https=) |
| GB (1) | GB1288795A (https=) |
| SE (1) | SE362311B (https=) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090015355A1 (en) * | 2007-07-12 | 2009-01-15 | Endwave Corporation | Compensated attenuator |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3148129A (en) * | 1959-10-12 | 1964-09-08 | Bell Telephone Labor Inc | Metal film resistors |
| US3282821A (en) * | 1962-06-13 | 1966-11-01 | Ibm | Apparatus for making precision resistors |
| US3254014A (en) * | 1962-06-27 | 1966-05-31 | Western Electric Co | Anodizing apparatus |
| US3341444A (en) * | 1964-09-01 | 1967-09-12 | Western Electric Co | Anodization control circuits |
| US3341445A (en) * | 1964-09-01 | 1967-09-12 | Western Electric Co | Anodization control circuits |
-
1968
- 1968-12-06 US US781816A patent/US3539459A/en not_active Expired - Lifetime
-
1969
- 1969-12-02 BE BE742504D patent/BE742504A/xx unknown
- 1969-12-05 GB GB1288795D patent/GB1288795A/en not_active Expired
- 1969-12-05 SE SE16786/69A patent/SE362311B/xx unknown
- 1969-12-05 FR FR6942256A patent/FR2025568A1/fr not_active Withdrawn
- 1969-12-08 DE DE1961537A patent/DE1961537B2/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE1961537C3 (https=) | 1974-09-19 |
| DE1961537B2 (de) | 1974-02-14 |
| GB1288795A (https=) | 1972-09-13 |
| US3539459A (en) | 1970-11-10 |
| FR2025568A1 (https=) | 1970-09-11 |
| SE362311B (https=) | 1973-12-03 |
| DE1961537A1 (de) | 1970-07-09 |