FR2000317A1 - - Google Patents
Info
- Publication number
- FR2000317A1 FR2000317A1 FR6900417A FR6900417A FR2000317A1 FR 2000317 A1 FR2000317 A1 FR 2000317A1 FR 6900417 A FR6900417 A FR 6900417A FR 6900417 A FR6900417 A FR 6900417A FR 2000317 A1 FR2000317 A1 FR 2000317A1
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R23/00—Transducers other than those covered by groups H04R9/00 - H04R21/00
- H04R23/006—Transducers other than those covered by groups H04R9/00 - H04R21/00 using solid state devices
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Measuring Fluid Pressure (AREA)
- Hall/Mr Elements (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP342968 | 1968-01-17 | ||
JP342868 | 1968-01-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2000317A1 true FR2000317A1 (en) | 1969-09-05 |
Family
ID=26336999
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR6900417A Withdrawn FR2000317A1 (en) | 1968-01-17 | 1969-01-14 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE1901425A1 (en) |
FR (1) | FR2000317A1 (en) |
GB (1) | GB1195674A (en) |
NL (1) | NL6900562A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2149961B (en) * | 1983-11-18 | 1987-02-25 | Stc Plc | Push-button switch |
GB2149962B (en) * | 1983-11-18 | 1987-02-25 | Stc Plc | Contactless switch |
-
1969
- 1969-01-13 DE DE19691901425 patent/DE1901425A1/en active Pending
- 1969-01-13 GB GB184169A patent/GB1195674A/en not_active Expired
- 1969-01-14 FR FR6900417A patent/FR2000317A1/fr not_active Withdrawn
- 1969-01-14 NL NL6900562A patent/NL6900562A/xx unknown
Also Published As
Publication number | Publication date |
---|---|
GB1195674A (en) | 1970-06-17 |
DE1901425A1 (en) | 1970-10-29 |
NL6900562A (en) | 1969-07-21 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |