JPS61115288U - - Google Patents
Info
- Publication number
- JPS61115288U JPS61115288U JP19836884U JP19836884U JPS61115288U JP S61115288 U JPS61115288 U JP S61115288U JP 19836884 U JP19836884 U JP 19836884U JP 19836884 U JP19836884 U JP 19836884U JP S61115288 U JPS61115288 U JP S61115288U
- Authority
- JP
- Japan
- Prior art keywords
- light
- window
- control device
- photoelectric
- shielding cover
- 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
- 238000001514 detection method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
- Burglar Alarm Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19836884U JPH031784Y2 (nl) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19836884U JPH031784Y2 (nl) | 1984-12-28 | 1984-12-28 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61115288U true JPS61115288U (nl) | 1986-07-21 |
| JPH031784Y2 JPH031784Y2 (nl) | 1991-01-18 |
Family
ID=30757300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19836884U Expired JPH031784Y2 (nl) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH031784Y2 (nl) |
-
1984
- 1984-12-28 JP JP19836884U patent/JPH031784Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH031784Y2 (nl) | 1991-01-18 |