CA291741A - Sound transmitter - Google Patents
Sound transmitterInfo
- Publication number
- CA291741A CA291741A CA291741A CA291741DA CA291741A CA 291741 A CA291741 A CA 291741A CA 291741 A CA291741 A CA 291741A CA 291741D A CA291741D A CA 291741DA CA 291741 A CA291741 A CA 291741A
- Authority
- CA
- Canada
- Prior art keywords
- sound transmitter
- transmitter
- sound
- 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 |
---|---|---|---|
CA291741T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA291741A true CA291741A (en) | 1929-07-30 |
Family
ID=35228553
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA291741A Expired CA291741A (en) | Sound transmitter |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA291741A (en) |
-
0
- CA CA291741A patent/CA291741A/en not_active Expired
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