JPS63190341U - - Google Patents
Info
- Publication number
- JPS63190341U JPS63190341U JP8057787U JP8057787U JPS63190341U JP S63190341 U JPS63190341 U JP S63190341U JP 8057787 U JP8057787 U JP 8057787U JP 8057787 U JP8057787 U JP 8057787U JP S63190341 U JPS63190341 U JP S63190341U
- Authority
- JP
- Japan
- Prior art keywords
- heat insulating
- manhole
- insulating material
- packing material
- 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
- 239000000463 material Substances 0.000 claims description 3
- 238000012856 packing Methods 0.000 claims description 3
- 238000004378 air conditioning Methods 0.000 claims description 2
- 239000011810 insulating material Substances 0.000 claims 2
- 239000012774 insulation material Substances 0.000 description 2
- 238000005338 heat storage Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8057787U JPH0527548Y2 (https=) | 1987-05-26 | 1987-05-26 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8057787U JPH0527548Y2 (https=) | 1987-05-26 | 1987-05-26 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63190341U true JPS63190341U (https=) | 1988-12-07 |
| JPH0527548Y2 JPH0527548Y2 (https=) | 1993-07-14 |
Family
ID=30931507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8057787U Expired - Lifetime JPH0527548Y2 (https=) | 1987-05-26 | 1987-05-26 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0527548Y2 (https=) |
-
1987
- 1987-05-26 JP JP8057787U patent/JPH0527548Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0527548Y2 (https=) | 1993-07-14 |