JPH0328857U - - Google Patents
Info
- Publication number
- JPH0328857U JPH0328857U JP8994289U JP8994289U JPH0328857U JP H0328857 U JPH0328857 U JP H0328857U JP 8994289 U JP8994289 U JP 8994289U JP 8994289 U JP8994289 U JP 8994289U JP H0328857 U JPH0328857 U JP H0328857U
- Authority
- JP
- Japan
- Prior art keywords
- telephone
- speaker
- base unit
- microphone
- amplifier
- 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.)
- Granted
Links
- 239000004065 semiconductor Substances 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 2
- 101710170230 Antimicrobial peptide 1 Proteins 0.000 description 1
- 101710170231 Antimicrobial peptide 2 Proteins 0.000 description 1
Landscapes
- Electronic Switches (AREA)
- Interconnected Communication Systems, Intercoms, And Interphones (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989089942U JPH073720Y2 (ja) | 1989-07-31 | 1989-07-31 | 拡声交互通話インターホン装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989089942U JPH073720Y2 (ja) | 1989-07-31 | 1989-07-31 | 拡声交互通話インターホン装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0328857U true JPH0328857U (en]) | 1991-03-22 |
| JPH073720Y2 JPH073720Y2 (ja) | 1995-01-30 |
Family
ID=31639492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989089942U Expired - Fee Related JPH073720Y2 (ja) | 1989-07-31 | 1989-07-31 | 拡声交互通話インターホン装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH073720Y2 (en]) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60203056A (ja) * | 1984-03-28 | 1985-10-14 | Toshiba Electric Equip Corp | インタ−ホン装置 |
| JPS6142164U (ja) * | 1984-08-20 | 1986-03-18 | アイホン株式会社 | プレスト−ク・インタ−ホン装置 |
-
1989
- 1989-07-31 JP JP1989089942U patent/JPH073720Y2/ja not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS60203056A (ja) * | 1984-03-28 | 1985-10-14 | Toshiba Electric Equip Corp | インタ−ホン装置 |
| JPS6142164U (ja) * | 1984-08-20 | 1986-03-18 | アイホン株式会社 | プレスト−ク・インタ−ホン装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH073720Y2 (ja) | 1995-01-30 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |