BE688615A - - Google Patents
Info
- Publication number
- BE688615A BE688615A BE688615DA BE688615A BE 688615 A BE688615 A BE 688615A BE 688615D A BE688615D A BE 688615DA BE 688615 A BE688615 A BE 688615A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES OR LIGHT-SENSITIVE DEVICES, OF THE ELECTROLYTIC TYPE
- H01G7/00—Capacitors in which the capacitance is varied by non-mechanical means; Processes of their manufacture
- H01G7/02—Electrets, i.e. having a permanently-polarised dielectric
- H01G7/021—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric
- H01G7/023—Electrets, i.e. having a permanently-polarised dielectric having an organic dielectric of macromolecular compounds
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50398365A | 1965-10-23 | 1965-10-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE688615A true BE688615A (xx) | 1967-03-31 |
Family
ID=24004358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE688615D BE688615A (xx) | 1965-10-23 | 1966-10-20 |
Country Status (7)
| Country | Link |
|---|---|
| AT (1) | AT291404B (xx) |
| BE (1) | BE688615A (xx) |
| CH (1) | CH498479A (xx) |
| ES (1) | ES332637A2 (xx) |
| GB (1) | GB1135413A (xx) |
| LU (1) | LU52224A1 (xx) |
| NL (1) | NL6614505A (xx) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5946112B2 (ja) * | 1975-12-29 | 1984-11-10 | 三菱油化株式会社 | アツデンザイリヨウ |
| NL7907539A (nl) * | 1979-10-11 | 1981-04-14 | Tno | Werkwijze voor het vervaardigen van elektreten. |
-
1966
- 1966-10-14 NL NL6614505A patent/NL6614505A/xx unknown
- 1966-10-19 GB GB4676766A patent/GB1135413A/en not_active Expired
- 1966-10-20 BE BE688615D patent/BE688615A/xx unknown
- 1966-10-21 CH CH1528866A patent/CH498479A/de not_active IP Right Cessation
- 1966-10-21 LU LU52224D patent/LU52224A1/xx unknown
- 1966-10-22 ES ES0332637A patent/ES332637A2/es not_active Expired
- 1966-11-20 AT AT979066A patent/AT291404B/de not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| AT291404B (de) | 1971-06-15 |
| LU52224A1 (xx) | 1966-12-21 |
| ES332637A2 (es) | 1967-12-01 |
| NL6614505A (xx) | 1967-04-24 |
| CH498479A (de) | 1970-10-31 |
| GB1135413A (en) | 1968-12-04 |