JPS6175669U - - Google Patents
Info
- Publication number
- JPS6175669U JPS6175669U JP16041284U JP16041284U JPS6175669U JP S6175669 U JPS6175669 U JP S6175669U JP 16041284 U JP16041284 U JP 16041284U JP 16041284 U JP16041284 U JP 16041284U JP S6175669 U JPS6175669 U JP S6175669U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- pulse
- transmitting circuit
- intercoms
- intermittent
- 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.)
- Pending
Links
- 230000005236 sound signal Effects 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16041284U JPS6175669U (sl) | 1984-10-25 | 1984-10-25 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP16041284U JPS6175669U (sl) | 1984-10-25 | 1984-10-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS6175669U true JPS6175669U (sl) | 1986-05-21 |
Family
ID=30718334
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP16041284U Pending JPS6175669U (sl) | 1984-10-25 | 1984-10-25 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6175669U (sl) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093007A (sl) * | 1973-12-17 | 1975-07-24 | ||
JPS5836066A (ja) * | 1981-08-27 | 1983-03-02 | Sanii Denshi Kk | Fm搬送波式インタ−ホンの通信方式 |
JPS59178857A (ja) * | 1983-03-30 | 1984-10-11 | Toshiba Electric Equip Corp | インタ−ホン装置 |
-
1984
- 1984-10-25 JP JP16041284U patent/JPS6175669U/ja active Pending
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5093007A (sl) * | 1973-12-17 | 1975-07-24 | ||
JPS5836066A (ja) * | 1981-08-27 | 1983-03-02 | Sanii Denshi Kk | Fm搬送波式インタ−ホンの通信方式 |
JPS59178857A (ja) * | 1983-03-30 | 1984-10-11 | Toshiba Electric Equip Corp | インタ−ホン装置 |
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