IN173074B - - Google Patents
Info
- Publication number
- IN173074B IN173074B IN786MA1988A IN173074B IN 173074 B IN173074 B IN 173074B IN 786MA1988 A IN786MA1988 A IN 786MA1988A IN 173074 B IN173074 B IN 173074B
- Authority
- IN
- India
Links
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IN786MA1988 IN173074B (en:Method) | 1987-11-12 | 1988-11-10 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US07/120,265 US4881804A (en) | 1987-11-12 | 1987-11-12 | Multifocal phase plate with a pure refractive portion |
| IN786MA1988 IN173074B (en:Method) | 1987-11-12 | 1988-11-10 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| IN173074B true IN173074B (en:Method) | 1994-02-05 |
Family
ID=26324836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IN786MA1988 IN173074B (en:Method) | 1987-11-12 | 1988-11-10 |
Country Status (1)
| Country | Link |
|---|---|
| IN (1) | IN173074B (en:Method) |
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1988
- 1988-11-10 IN IN786MA1988 patent/IN173074B/en unknown