CA139438A - Microphone - Google Patents
MicrophoneInfo
- Publication number
- CA139438A CA139438A CA000139438A CA139438DA CA139438A CA 139438 A CA139438 A CA 139438A CA 000139438 A CA000139438 A CA 000139438A CA 139438D A CA139438D A CA 139438DA CA 139438 A CA139438 A CA 139438A
- Authority
- CA
- Canada
- Prior art keywords
- microphone
- 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 |
---|---|---|---|
CA139438T | 1911-08-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA139438A true CA139438A (fr) | 1912-04-02 |
Family
ID=45259154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA000139438A Expired CA139438A (fr) | 1911-08-12 | 1911-08-12 | Microphone |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA139438A (fr) |
-
1911
- 1911-08-12 CA CA000139438A patent/CA139438A/fr not_active Expired
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA132883A (fr) | Semeuse | |
CA139438A (fr) | Microphone | |
CA134356A (fr) | Telephone | |
CA134470A (fr) | Telephone | |
CA138594A (fr) | Telephone | |
CA131950A (fr) | Auto-traineau | |
CA132675A (fr) | Guetre | |
CA136619A (fr) | Chemin de fer monorail | |
CA138515A (fr) | Stereo-cinematographe | |
CA132423A (fr) | Entrave | |
CA133304A (fr) | Cinematographe | |
CA133654A (fr) | Tuque | |
CA133857A (fr) | Instrument a cueillir les cerises | |
CA133863A (fr) | Auto-traineau | |
CA134053A (fr) | Chevalet | |
CA134401A (fr) | Avaloire | |
CA134752A (fr) | Autoharpe | |
CA135146A (fr) | Graisseur | |
CA136053A (fr) | Engerbeuse | |
CA136699A (fr) | Croc a deux branches | |
CA136890A (fr) | Ski | |
CA137210A (fr) | Explosif | |
CA138283A (fr) | Entrave | |
CA138304A (fr) | Catafalque | |
CA138471A (fr) | Fer a cheval |