DE252727C - - Google Patents
Info
- Publication number
- DE252727C DE252727C DENDAT252727D DE252727DA DE252727C DE 252727 C DE252727 C DE 252727C DE NDAT252727 D DENDAT252727 D DE NDAT252727D DE 252727D A DE252727D A DE 252727DA DE 252727 C DE252727 C DE 252727C
- Authority
- DE
- Germany
- Prior art keywords
- pianino
- horn
- opening
- housing
- speaking machine
- 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.)
- Active
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B33/00—Constructional parts, details or accessories not provided for in the other groups of this subclass
- G11B33/02—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon
- G11B33/06—Cabinets; Cases; Stands; Disposition of apparatus therein or thereon combined with other apparatus having a different main function
Landscapes
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE252727C true DE252727C (OSRAM) |
Family
ID=511059
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT252727D Active DE252727C (OSRAM) |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE252727C (OSRAM) |
-
0
- DE DENDAT252727D patent/DE252727C/de active Active
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