JPS61116305U - - Google Patents
Info
- Publication number
- JPS61116305U JPS61116305U JP1984201261U JP20126184U JPS61116305U JP S61116305 U JPS61116305 U JP S61116305U JP 1984201261 U JP1984201261 U JP 1984201261U JP 20126184 U JP20126184 U JP 20126184U JP S61116305 U JPS61116305 U JP S61116305U
- Authority
- JP
- Japan
- Prior art keywords
- curved mirror
- mirror
- frost
- underground temperature
- heat pipe
- 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
- 239000007788 liquid Substances 0.000 claims description 5
- 230000002528 anti-freeze Effects 0.000 claims 2
- 238000009825 accumulation Methods 0.000 claims 1
- 239000012212 insulator Substances 0.000 description 1
Landscapes
- Road Signs Or Road Markings (AREA)
- Optical Elements Other Than Lenses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984201261U JPS61116305U (enExample) | 1984-12-28 | 1984-12-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1984201261U JPS61116305U (enExample) | 1984-12-28 | 1984-12-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61116305U true JPS61116305U (enExample) | 1986-07-23 |
Family
ID=30762883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1984201261U Pending JPS61116305U (enExample) | 1984-12-28 | 1984-12-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61116305U (enExample) |
-
1984
- 1984-12-28 JP JP1984201261U patent/JPS61116305U/ja active Pending
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