CA274104A - Membrane de haut-parleur - Google Patents
Membrane de haut-parleurInfo
- Publication number
- CA274104A CA274104A CA274104A CA274104DA CA274104A CA 274104 A CA274104 A CA 274104A CA 274104 A CA274104 A CA 274104A CA 274104D A CA274104D A CA 274104DA CA 274104 A CA274104 A CA 274104A
- Authority
- CA
- Canada
- Prior art keywords
- telephone diaphragm
- diaphragm
- telephone
- 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 |
|---|---|---|---|
| CA274104T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA274104A true CA274104A (fr) | 1927-09-27 |
Family
ID=35204136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA274104A Expired CA274104A (fr) | Membrane de haut-parleur |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA274104A (fr) |
-
0
- CA CA274104A patent/CA274104A/fr not_active Expired
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