CA943836A - Tobacco smoke filtering device - Google Patents
Tobacco smoke filtering deviceInfo
- Publication number
- CA943836A CA943836A CA119,465A CA119465A CA943836A CA 943836 A CA943836 A CA 943836A CA 119465 A CA119465 A CA 119465A CA 943836 A CA943836 A CA 943836A
- Authority
- CA
- Canada
- Prior art keywords
- filtering device
- tobacco smoke
- smoke filtering
- tobacco
- smoke
- 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
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA119,465A CA943836A (en) | 1971-07-29 | 1971-07-29 | Tobacco smoke filtering device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA119,465A CA943836A (en) | 1971-07-29 | 1971-07-29 | Tobacco smoke filtering device |
Publications (1)
Publication Number | Publication Date |
---|---|
CA943836A true CA943836A (en) | 1974-03-19 |
Family
ID=4090474
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA119,465A Expired CA943836A (en) | 1971-07-29 | 1971-07-29 | Tobacco smoke filtering device |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA943836A (en) |
-
1971
- 1971-07-29 CA CA119,465A patent/CA943836A/en not_active Expired
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