AT108996B - Acoustic device. - Google Patents
Acoustic device.Info
- Publication number
- AT108996B AT108996B AT108996DA AT108996B AT 108996 B AT108996 B AT 108996B AT 108996D A AT108996D A AT 108996DA AT 108996 B AT108996 B AT 108996B
- Authority
- AT
- Austria
- Prior art keywords
- acoustic device
- acoustic
- Prior art date
Links
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT102189T | 1924-01-29 | ||
| AT108996T | 1924-08-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AT108996B true AT108996B (en) | 1928-02-25 |
Family
ID=29402170
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT108996D AT108996B (en) | 1924-01-29 | 1924-08-22 | Acoustic device. |
Country Status (1)
| Country | Link |
|---|---|
| AT (1) | AT108996B (en) |
-
1924
- 1924-08-22 AT AT108996D patent/AT108996B/en active
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