JPS57180318U - - Google Patents
Info
- Publication number
- JPS57180318U JPS57180318U JP6831881U JP6831881U JPS57180318U JP S57180318 U JPS57180318 U JP S57180318U JP 6831881 U JP6831881 U JP 6831881U JP 6831881 U JP6831881 U JP 6831881U JP S57180318 U JPS57180318 U JP S57180318U
- Authority
- JP
- Japan
- 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
Landscapes
- Eyeglasses (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981068318U JPS6237209Y2 (https=) | 1981-05-12 | 1981-05-12 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1981068318U JPS6237209Y2 (https=) | 1981-05-12 | 1981-05-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57180318U true JPS57180318U (https=) | 1982-11-16 |
| JPS6237209Y2 JPS6237209Y2 (https=) | 1987-09-22 |
Family
ID=29864270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1981068318U Expired JPS6237209Y2 (https=) | 1981-05-12 | 1981-05-12 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6237209Y2 (https=) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989004987A1 (fr) * | 1987-11-25 | 1989-06-01 | Hitoshi Okano | Lentille multifocale pourvue de petites lentilles a focale progressive |
| JP2012220705A (ja) * | 2011-04-08 | 2012-11-12 | Panasonic Corp | 回折光学素子およびその製造方法 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5025244A (https=) * | 1973-07-05 | 1975-03-17 | ||
| JPS526635Y1 (https=) * | 1969-12-01 | 1977-02-10 | ||
| JPS5699527U (https=) * | 1979-12-28 | 1981-08-06 |
-
1981
- 1981-05-12 JP JP1981068318U patent/JPS6237209Y2/ja not_active Expired
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS526635Y1 (https=) * | 1969-12-01 | 1977-02-10 | ||
| JPS5025244A (https=) * | 1973-07-05 | 1975-03-17 | ||
| JPS5699527U (https=) * | 1979-12-28 | 1981-08-06 |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1989004987A1 (fr) * | 1987-11-25 | 1989-06-01 | Hitoshi Okano | Lentille multifocale pourvue de petites lentilles a focale progressive |
| JP2012220705A (ja) * | 2011-04-08 | 2012-11-12 | Panasonic Corp | 回折光学素子およびその製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6237209Y2 (https=) | 1987-09-22 |