CA230737A - Dispositif d'appels telephoniques - Google Patents
Dispositif d'appels telephoniquesInfo
- Publication number
- CA230737A CA230737A CA230737A CA230737DA CA230737A CA 230737 A CA230737 A CA 230737A CA 230737 A CA230737 A CA 230737A CA 230737D A CA230737D A CA 230737DA CA 230737 A CA230737 A CA 230737A
- Authority
- CA
- Canada
- Prior art keywords
- composite ringer
- composite
- ringer set
- ringer
- 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
- 239000002131 composite material Substances 0.000 title 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA230737T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA230737A true CA230737A (fr) | 1923-05-01 |
Family
ID=35128109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA230737A Expired CA230737A (fr) | Dispositif d'appels telephoniques |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA230737A (fr) |
-
0
- CA CA230737A patent/CA230737A/fr not_active Expired
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