CA297546A - Silencieux de telephone - Google Patents
Silencieux de telephoneInfo
- Publication number
- CA297546A CA297546A CA297546A CA297546DA CA297546A CA 297546 A CA297546 A CA 297546A CA 297546 A CA297546 A CA 297546A CA 297546D A CA297546D A CA 297546DA CA 297546 A CA297546 A CA 297546A
- Authority
- CA
- Canada
- Prior art keywords
- silencer
- telephone
- telephone silencer
- 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
- 230000003584 silencer Effects 0.000 title 1
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA297546T |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA297546A true CA297546A (fr) | 1930-02-18 |
Family
ID=35234865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA297546A Expired CA297546A (fr) | Silencieux de telephone |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA297546A (fr) |
-
0
- CA CA297546A patent/CA297546A/fr not_active Expired
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