DK21072C - Mikrofon. - Google Patents
Mikrofon.Info
- Publication number
- DK21072C DK21072C DK21072DA DK21072C DK 21072 C DK21072 C DK 21072C DK 21072D A DK21072D A DK 21072DA DK 21072 C DK21072 C DK 21072C
- Authority
- DK
- Denmark
- Prior art keywords
- microphone
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE21072X | 1914-04-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK21072C true DK21072C (da) | 1916-03-06 |
Family
ID=27815174
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK21072D DK21072C (da) | 1914-04-09 | Mikrofon. |
Country Status (1)
Country | Link |
---|---|
DK (1) | DK21072C (da) |
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0
- DK DK21072D patent/DK21072C/da active
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