DK42292C - Mikrofon. - Google Patents
Mikrofon.Info
- Publication number
- DK42292C DK42292C DK42292DA DK42292C DK 42292 C DK42292 C DK 42292C DK 42292D A DK42292D A DK 42292DA DK 42292 C DK42292 C DK 42292C
- Authority
- DK
- Denmark
- Prior art keywords
- microphone
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL42292X | 1928-04-27 |
Publications (1)
Publication Number | Publication Date |
---|---|
DK42292C true DK42292C (da) | 1930-05-26 |
Family
ID=19755800
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DK42292D DK42292C (da) | 1928-04-27 | 1929-03-04 | Mikrofon. |
Country Status (1)
Country | Link |
---|---|
DK (1) | DK42292C (da) |
-
1929
- 1929-03-04 DK DK42292D patent/DK42292C/da active
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