AT192976B - Directional microphone - Google Patents
Directional microphoneInfo
- Publication number
- AT192976B AT192976B AT192976DA AT192976B AT 192976 B AT192976 B AT 192976B AT 192976D A AT192976D A AT 192976DA AT 192976 B AT192976 B AT 192976B
- Authority
- AT
- Austria
- Prior art keywords
- directional microphone
- microphone
- directional
- Prior art date
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT192976T | 1956-05-09 |
Publications (1)
Publication Number | Publication Date |
---|---|
AT192976B true AT192976B (en) | 1957-11-11 |
Family
ID=3666074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT192976D AT192976B (en) | 1956-05-09 | 1956-05-09 | Directional microphone |
Country Status (1)
Country | Link |
---|---|
AT (1) | AT192976B (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1143233B (en) * | 1957-02-12 | 1963-02-07 | Fred R Beyer | Dynamic small listener |
-
1956
- 1956-05-09 AT AT192976D patent/AT192976B/en active
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1143233B (en) * | 1957-02-12 | 1963-02-07 | Fred R Beyer | Dynamic small listener |
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