JPH03128383U - - Google Patents
Info
- Publication number
- JPH03128383U JPH03128383U JP3522390U JP3522390U JPH03128383U JP H03128383 U JPH03128383 U JP H03128383U JP 3522390 U JP3522390 U JP 3522390U JP 3522390 U JP3522390 U JP 3522390U JP H03128383 U JPH03128383 U JP H03128383U
- Authority
- JP
- Japan
- Prior art keywords
- camera
- housing
- slave unit
- camera block
- door intercom
- 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
- 238000009423 ventilation Methods 0.000 claims description 5
- 230000008595 infiltration Effects 0.000 claims description 2
- 238000001764 infiltration Methods 0.000 claims description 2
- 239000000077 insect repellent Substances 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims 3
- 230000001681 protective effect Effects 0.000 claims 3
Landscapes
- Telephone Set Structure (AREA)
- Closed-Circuit Television Systems (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3522390U JPH03128383U (cs) | 1990-03-30 | 1990-03-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3522390U JPH03128383U (cs) | 1990-03-30 | 1990-03-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03128383U true JPH03128383U (cs) | 1991-12-24 |
Family
ID=31540396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3522390U Pending JPH03128383U (cs) | 1990-03-30 | 1990-03-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03128383U (cs) |
-
1990
- 1990-03-30 JP JP3522390U patent/JPH03128383U/ja active Pending
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