CH546545A - Filtre pour fumee de tabac. - Google Patents
Filtre pour fumee de tabac.Info
- Publication number
- CH546545A CH546545A CH726272A CH546545DA CH546545A CH 546545 A CH546545 A CH 546545A CH 726272 A CH726272 A CH 726272A CH 546545D A CH546545D A CH 546545DA CH 546545 A CH546545 A CH 546545A
- Authority
- CH
- Switzerland
- Prior art keywords
- tobacco smoke
- smoke filter
- filter
- tobacco
- smoke
- Prior art date
Links
Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/04—Tobacco smoke filters characterised by their shape or structure
- A24D3/045—Tobacco smoke filters characterised by their shape or structure with smoke acceleration means, e.g. impact-filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1657271 | 1971-05-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH546545A true CH546545A (fr) | 1974-03-15 |
Family
ID=10079734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH726272A CH546545A (fr) | 1971-05-24 | 1972-05-16 | Filtre pour fumee de tabac. |
Country Status (10)
| Country | Link |
|---|---|
| AU (1) | AU456329B2 (fr) |
| BE (1) | BE783179A (fr) |
| CA (1) | CA951611A (fr) |
| CH (1) | CH546545A (fr) |
| DE (1) | DE2222289C3 (fr) |
| DK (1) | DK128804B (fr) |
| FI (1) | FI51895C (fr) |
| GB (1) | GB1323947A (fr) |
| NL (1) | NL171013C (fr) |
| ZA (1) | ZA722558B (fr) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4342322A (en) * | 1980-12-22 | 1982-08-03 | Brown & Williamson Tobacco Corporation | Cigarette filter |
-
1971
- 1971-05-24 GB GB1657271A patent/GB1323947A/en not_active Expired
-
1972
- 1972-04-17 ZA ZA722558A patent/ZA722558B/xx unknown
- 1972-04-18 CA CA140,062,A patent/CA951611A/en not_active Expired
- 1972-04-20 AU AU41416/72A patent/AU456329B2/en not_active Expired
- 1972-05-06 DE DE2222289A patent/DE2222289C3/de not_active Expired
- 1972-05-08 BE BE783179A patent/BE783179A/fr not_active IP Right Cessation
- 1972-05-10 FI FI721342A patent/FI51895C/fi active
- 1972-05-16 CH CH726272A patent/CH546545A/fr not_active IP Right Cessation
- 1972-05-19 DK DK251172AA patent/DK128804B/da unknown
- 1972-05-23 NL NLAANVRAGE7206903,A patent/NL171013C/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| GB1323947A (en) | 1973-07-18 |
| BE783179A (fr) | 1972-09-01 |
| AU4141672A (en) | 1973-10-25 |
| CA951611A (en) | 1974-07-23 |
| FI51895B (fr) | 1977-01-31 |
| ZA722558B (en) | 1973-01-31 |
| DE2222289A1 (de) | 1972-12-07 |
| NL171013B (nl) | 1982-09-01 |
| FI51895C (fi) | 1977-05-10 |
| DE2222289C3 (de) | 1978-10-26 |
| DE2222289B2 (de) | 1978-02-23 |
| DK128804B (da) | 1974-07-08 |
| NL7206903A (fr) | 1972-11-28 |
| AU456329B2 (en) | 1974-12-12 |
| NL171013C (nl) | 1983-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |