PT72889B - Filter - Google Patents
FilterInfo
- Publication number
- PT72889B PT72889B PT7288981A PT7288981A PT72889B PT 72889 B PT72889 B PT 72889B PT 7288981 A PT7288981 A PT 7288981A PT 7288981 A PT7288981 A PT 7288981A PT 72889 B PT72889 B PT 72889B
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- PT
- Portugal
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Links
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8013039 | 1980-04-21 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| PT72889A PT72889A (en) | 1981-05-01 |
| PT72889B true PT72889B (en) | 1982-03-29 |
Family
ID=10512903
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PT7288981A PT72889B (en) | 1980-04-21 | 1981-04-20 | Filter |
Country Status (5)
| Country | Link |
|---|---|
| BR (1) | BR8102472A (ref) |
| GR (1) | GR74862B (ref) |
| IT (1) | IT1135787B (ref) |
| MA (1) | MA19128A1 (ref) |
| PT (1) | PT72889B (ref) |
-
1981
- 1981-03-06 GR GR64751A patent/GR74862B/el unknown
- 1981-04-20 BR BR8102472A patent/BR8102472A/pt unknown
- 1981-04-20 MA MA19334A patent/MA19128A1/fr unknown
- 1981-04-20 PT PT7288981A patent/PT72889B/pt unknown
- 1981-04-21 IT IT21300/81A patent/IT1135787B/it active
Also Published As
| Publication number | Publication date |
|---|---|
| PT72889A (en) | 1981-05-01 |
| BR8102472A (pt) | 1982-01-05 |
| GR74862B (ref) | 1984-07-12 |
| IT1135787B (it) | 1986-08-27 |
| IT8121300A0 (it) | 1981-04-21 |
| MA19128A1 (fr) | 1981-12-31 |
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