JPS6421591U - - Google Patents
Info
- Publication number
- JPS6421591U JPS6421591U JP11611787U JP11611787U JPS6421591U JP S6421591 U JPS6421591 U JP S6421591U JP 11611787 U JP11611787 U JP 11611787U JP 11611787 U JP11611787 U JP 11611787U JP S6421591 U JPS6421591 U JP S6421591U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- phototransistor
- circuit board
- exterior
- upper frame
- 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
- 239000013307 optical fiber Substances 0.000 description 1
Landscapes
- Details Of Audible-Bandwidth Transducers (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11611787U JPS6421591U (2) | 1987-07-29 | 1987-07-29 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP11611787U JPS6421591U (2) | 1987-07-29 | 1987-07-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6421591U true JPS6421591U (2) | 1989-02-02 |
Family
ID=31358362
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11611787U Pending JPS6421591U (2) | 1987-07-29 | 1987-07-29 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6421591U (2) |
-
1987
- 1987-07-29 JP JP11611787U patent/JPS6421591U/ja active Pending
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