JPH0375720U - - Google Patents
Info
- Publication number
- JPH0375720U JPH0375720U JP13582689U JP13582689U JPH0375720U JP H0375720 U JPH0375720 U JP H0375720U JP 13582689 U JP13582689 U JP 13582689U JP 13582689 U JP13582689 U JP 13582689U JP H0375720 U JPH0375720 U JP H0375720U
- Authority
- JP
- Japan
- Prior art keywords
- type semiconductor
- insulators
- eye fatigue
- electrical
- junction
- 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
- 239000004065 semiconductor Substances 0.000 claims description 4
- 208000003464 asthenopia Diseases 0.000 claims description 3
- 239000004020 conductor Substances 0.000 claims description 2
- 239000012212 insulator Substances 0.000 claims 1
- 239000000615 nonconductor Substances 0.000 claims 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
Landscapes
- Thermotherapy And Cooling Therapy Devices (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13582689U JPH0375720U (it) | 1989-11-22 | 1989-11-22 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13582689U JPH0375720U (it) | 1989-11-22 | 1989-11-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH0375720U true JPH0375720U (it) | 1991-07-30 |
Family
ID=31683067
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13582689U Pending JPH0375720U (it) | 1989-11-22 | 1989-11-22 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0375720U (it) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998010723A1 (fr) * | 1996-09-13 | 1998-03-19 | Cept Corporation | Element chauffant ameliorant les fonctions visuelles |
-
1989
- 1989-11-22 JP JP13582689U patent/JPH0375720U/ja active Pending
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1998010723A1 (fr) * | 1996-09-13 | 1998-03-19 | Cept Corporation | Element chauffant ameliorant les fonctions visuelles |