JPS5256802A - Acoustic device - Google Patents
Acoustic deviceInfo
- Publication number
- JPS5256802A JPS5256802A JP11787176A JP11787176A JPS5256802A JP S5256802 A JPS5256802 A JP S5256802A JP 11787176 A JP11787176 A JP 11787176A JP 11787176 A JP11787176 A JP 11787176A JP S5256802 A JPS5256802 A JP S5256802A
- Authority
- JP
- Japan
- Prior art keywords
- acoustic device
- acoustic
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/08—Constructional details, e.g. cabinet
- H04B1/086—Portable receivers
- H04B1/088—Portable receivers with parts of the receiver detachable or collapsible
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F3/00—Travelling or camp articles; Sacks or packs carried on the body
- A45F3/14—Carrying-straps; Pack-carrying harnesses
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45F—TRAVELLING OR CAMP EQUIPMENT: SACKS OR PACKS CARRIED ON THE BODY
- A45F5/00—Holders or carriers for hand articles; Holders or carriers for use while travelling or camping
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Casings For Electric Apparatus (AREA)
- Transceivers (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Structure Of Receivers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US61808375A | 1975-09-30 | 1975-09-30 | |
US72487176A | 1976-09-20 | 1976-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5256802A true JPS5256802A (en) | 1977-05-10 |
Family
ID=27088147
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11787176A Pending JPS5256802A (en) | 1975-09-30 | 1976-09-30 | Acoustic device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JPS5256802A (en) |
DE (1) | DE2644172A1 (en) |
FR (1) | FR2326813A1 (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2813000C2 (en) * | 1977-03-24 | 1982-04-08 | Andreas Milano Pavel | Electroacoustic system for high quality reproduction of audio events |
IT1186842B (en) * | 1985-03-12 | 1987-12-16 | Francesco Buzzi | MULTIPLE TRANSMITTER AND RECEIVER COMPLEX FOR VISUAL COMMUNICATIONS |
DE3828499A1 (en) * | 1988-08-23 | 1990-03-01 | Grundig Emv | BATTERY-POWERED DEVICE AND EASILY FASTENABLE TO THE BODY OF A USER FOR THE REPLACEMENT OF ELECTRO-ACOUSTIC SIGNALS |
DE9011195U1 (en) * | 1990-07-30 | 1990-10-11 | Rowi International, 8858 Neuburg, De | |
US5687244A (en) * | 1996-03-28 | 1997-11-11 | Stanton Magnetics, Inc. | Bone conduction speaker and mounting system |
-
1976
- 1976-09-30 JP JP11787176A patent/JPS5256802A/en active Pending
- 1976-09-30 FR FR7629479A patent/FR2326813A1/en active Granted
- 1976-09-30 DE DE19762644172 patent/DE2644172A1/en active Pending
Also Published As
Publication number | Publication date |
---|---|
DE2644172A1 (en) | 1977-04-07 |
FR2326813A1 (en) | 1977-04-29 |
FR2326813B3 (en) | 1979-06-08 |
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