CA218469A - Sound producer - Google Patents
Sound producerInfo
- Publication number
- CA218469A CA218469A CA218469A CA218469DA CA218469A CA 218469 A CA218469 A CA 218469A CA 218469 A CA218469 A CA 218469A CA 218469D A CA218469D A CA 218469DA CA 218469 A CA218469 A CA 218469A
- Authority
- CA
- Canada
- Prior art keywords
- sound producer
- producer
- 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 |
---|---|---|---|
CA218469T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA218469A true CA218469A (en) | 1922-05-09 |
Family
ID=35112913
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA218469A Expired CA218469A (en) | Sound producer |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA218469A (en) |
-
0
- CA CA218469A patent/CA218469A/en not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA218469A (en) | Sound producer | |
CA218471A (en) | Sound reproducer | |
CA218470A (en) | Sound reproduction | |
CA215881A (en) | Sound box | |
CA223592A (en) | Sound box | |
CA215544A (en) | Phonograph | |
CA218052A (en) | Phonograph | |
CA221084A (en) | Phonograph | |
CA223065A (en) | Phonograph | |
CA224363A (en) | Phonograph | |
CA218382A (en) | Phonograph horn | |
CA221555A (en) | Microphone | |
CA220155A (en) | Gramophone horn | |
CA215627A (en) | Gas producer | |
CA215896A (en) | Gas producer | |
CA216417A (en) | Gas producer | |
CA220854A (en) | Gas producer | |
CA221808A (en) | Gas producer | |
CA225297A (en) | Gas producer | |
CA225713A (en) | Gas producer | |
CA226070A (en) | Sound signal machine | |
CA215331A (en) | Phonograph attachment | |
CA218136A (en) | Sound amplifier | |
CA221403A (en) | Sound amplifier | |
CA222387A (en) | Sound amplifier |