JPH0333941Y2 - - Google Patents
Info
- Publication number
- JPH0333941Y2 JPH0333941Y2 JP5048284U JP5048284U JPH0333941Y2 JP H0333941 Y2 JPH0333941 Y2 JP H0333941Y2 JP 5048284 U JP5048284 U JP 5048284U JP 5048284 U JP5048284 U JP 5048284U JP H0333941 Y2 JPH0333941 Y2 JP H0333941Y2
- Authority
- JP
- Japan
- Prior art keywords
- cartridge
- dust
- dirt
- glass master
- lid
- 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.)
- Expired
Links
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 22
- 239000000428 dust Substances 0.000 description 20
- 238000000034 method Methods 0.000 description 5
- 230000003749 cleanliness Effects 0.000 description 4
- 238000011109 contamination Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000007723 transport mechanism Effects 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
- Manufacturing Optical Record Carriers (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5048284U JPS60163523U (ja) | 1984-04-05 | 1984-04-05 | 原盤作製装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5048284U JPS60163523U (ja) | 1984-04-05 | 1984-04-05 | 原盤作製装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS60163523U JPS60163523U (ja) | 1985-10-30 |
JPH0333941Y2 true JPH0333941Y2 (enrdf_load_stackoverflow) | 1991-07-18 |
Family
ID=30568654
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5048284U Granted JPS60163523U (ja) | 1984-04-05 | 1984-04-05 | 原盤作製装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS60163523U (enrdf_load_stackoverflow) |
-
1984
- 1984-04-05 JP JP5048284U patent/JPS60163523U/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS60163523U (ja) | 1985-10-30 |
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