JPS638390U - - Google Patents
Info
- Publication number
- JPS638390U JPS638390U JP10304886U JP10304886U JPS638390U JP S638390 U JPS638390 U JP S638390U JP 10304886 U JP10304886 U JP 10304886U JP 10304886 U JP10304886 U JP 10304886U JP S638390 U JPS638390 U JP S638390U
- Authority
- JP
- Japan
- Prior art keywords
- light
- shutter
- slat
- section
- detecting
- 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
- 238000001514 detection method Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10304886U JPS638390U (enExample) | 1986-07-04 | 1986-07-04 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10304886U JPS638390U (enExample) | 1986-07-04 | 1986-07-04 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS638390U true JPS638390U (enExample) | 1988-01-20 |
Family
ID=30975245
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10304886U Pending JPS638390U (enExample) | 1986-07-04 | 1986-07-04 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS638390U (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515672B2 (enExample) * | 1972-06-29 | 1976-02-21 |
-
1986
- 1986-07-04 JP JP10304886U patent/JPS638390U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS515672B2 (enExample) * | 1972-06-29 | 1976-02-21 |