ATA635680A - HEADPHONE - Google Patents
HEADPHONEInfo
- Publication number
- ATA635680A ATA635680A AT635680A AT635680A ATA635680A AT A635680 A ATA635680 A AT A635680A AT 635680 A AT635680 A AT 635680A AT 635680 A AT635680 A AT 635680A AT A635680 A ATA635680 A AT A635680A
- Authority
- AT
- Austria
- Prior art keywords
- headphone
- Prior art date
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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
- H04R1/1008—Earpieces of the supra-aural or circum-aural type
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT635680A AT368341B (en) | 1980-12-30 | 1980-12-30 | HEADPHONE |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT635680A AT368341B (en) | 1980-12-30 | 1980-12-30 | HEADPHONE |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA635680A true ATA635680A (en) | 1982-01-15 |
AT368341B AT368341B (en) | 1982-10-11 |
Family
ID=3585498
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT635680A AT368341B (en) | 1980-12-30 | 1980-12-30 | HEADPHONE |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT368341B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2305063A (en) * | 1995-09-07 | 1997-03-26 | Noise Cancellation Tech | Headset with means to limit cushion compression |
-
1980
- 1980-12-30 AT AT635680A patent/AT368341B/en not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
AT368341B (en) | 1982-10-11 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |