NL6606482A - - Google Patents
Info
- Publication number
- NL6606482A NL6606482A NL6606482A NL6606482A NL6606482A NL 6606482 A NL6606482 A NL 6606482A NL 6606482 A NL6606482 A NL 6606482A NL 6606482 A NL6606482 A NL 6606482A NL 6606482 A NL6606482 A NL 6606482A
- Authority
- NL
- Netherlands
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
- H04R11/00—Transducers of moving-armature or moving-core type
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50733465A | 1965-11-12 | 1965-11-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6606482A true NL6606482A (cg-RX-API-DMAC10.html) | 1967-05-16 |
| NL142045B NL142045B (nl) | 1974-04-16 |
Family
ID=24018229
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6606482A NL142045B (nl) | 1965-11-12 | 1966-05-12 | Elektromagnetische doostelefoon of -microfoon. |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH448179A (cg-RX-API-DMAC10.html) |
| DE (1) | DE1462163A1 (cg-RX-API-DMAC10.html) |
| DK (1) | DK124100B (cg-RX-API-DMAC10.html) |
| NL (1) | NL142045B (cg-RX-API-DMAC10.html) |
-
1965
- 1965-12-30 DE DE19651462163 patent/DE1462163A1/de not_active Withdrawn
-
1966
- 1966-03-16 CH CH378966A patent/CH448179A/de unknown
- 1966-05-12 NL NL6606482A patent/NL142045B/xx not_active IP Right Cessation
- 1966-07-19 DK DK374766A patent/DK124100B/da unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DK124100B (da) | 1972-09-11 |
| DE1462163A1 (de) | 1968-11-14 |
| NL142045B (nl) | 1974-04-16 |
| DE1462163B2 (cg-RX-API-DMAC10.html) | 1970-06-04 |
| CH448179A (de) | 1967-12-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| V1 | Lapsed because of non-payment of the annual fee | ||
| NL80 | Abbreviated name of patent owner mentioned of already nullified patent |
Owner name: IND RESEARCH |