CA444482A - Dispositif d'amplification du volume de son - Google Patents
Dispositif d'amplification du volume de sonInfo
- Publication number
- CA444482A CA444482A CA444482A CA444482DA CA444482A CA 444482 A CA444482 A CA 444482A CA 444482 A CA444482 A CA 444482A CA 444482D A CA444482D A CA 444482DA CA 444482 A CA444482 A CA 444482A
- Authority
- CA
- Canada
- Prior art keywords
- volume expander
- expander
- volume
- 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.)
- Expired
Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA444482T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA444482A true CA444482A (fr) | 1947-10-14 |
Family
ID=35562121
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA444482A Expired CA444482A (fr) | Dispositif d'amplification du volume de son |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA444482A (fr) |
-
0
- CA CA444482A patent/CA444482A/fr not_active Expired
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