JPS63166255U - - Google Patents
Info
- Publication number
- JPS63166255U JPS63166255U JP5801287U JP5801287U JPS63166255U JP S63166255 U JPS63166255 U JP S63166255U JP 5801287 U JP5801287 U JP 5801287U JP 5801287 U JP5801287 U JP 5801287U JP S63166255 U JPS63166255 U JP S63166255U
- Authority
- JP
- Japan
- Prior art keywords
- particulate matter
- mask
- utility
- scope
- wavelength range
- 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
- 239000013618 particulate matter Substances 0.000 claims description 2
Landscapes
- Respiratory Apparatuses And Protective Means (AREA)
- Radiation-Therapy Devices (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5801287U JPH0341724Y2 (fr) | 1987-04-16 | 1987-04-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5801287U JPH0341724Y2 (fr) | 1987-04-16 | 1987-04-16 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63166255U true JPS63166255U (fr) | 1988-10-28 |
| JPH0341724Y2 JPH0341724Y2 (fr) | 1991-09-02 |
Family
ID=30888225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5801287U Expired JPH0341724Y2 (fr) | 1987-04-16 | 1987-04-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0341724Y2 (fr) |
-
1987
- 1987-04-16 JP JP5801287U patent/JPH0341724Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0341724Y2 (fr) | 1991-09-02 |