CA258853A - Piezo-electric loud speaker - Google Patents
Piezo-electric loud speakerInfo
- Publication number
- CA258853A CA258853A CA258853A CA258853DA CA258853A CA 258853 A CA258853 A CA 258853A CA 258853 A CA258853 A CA 258853A CA 258853D A CA258853D A CA 258853DA CA 258853 A CA258853 A CA 258853A
- Authority
- CA
- Canada
- Prior art keywords
- piezo
- loud speaker
- electric loud
- electric
- speaker
- 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 |
---|---|---|---|
CA258853T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA258853A true CA258853A (en) | 1926-03-09 |
Family
ID=35167402
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA258853A Expired CA258853A (en) | Piezo-electric loud speaker |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA258853A (en) |
-
0
- CA CA258853A patent/CA258853A/en not_active Expired
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