CA672437A - Cigarette filters - Google Patents
Cigarette filtersInfo
- Publication number
- CA672437A CA672437A CA672437A CA672437DA CA672437A CA 672437 A CA672437 A CA 672437A CA 672437 A CA672437 A CA 672437A CA 672437D A CA672437D A CA 672437DA CA 672437 A CA672437 A CA 672437A
- Authority
- CA
- Canada
- Prior art keywords
- cigarette filters
- cigarette
- filters
- 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
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA672437T |
Publications (1)
Publication Number | Publication Date |
---|---|
CA672437A true CA672437A (en) | 1963-10-15 |
Family
ID=35972795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA672437A Expired CA672437A (en) | Cigarette filters |
Country Status (1)
Country | Link |
---|---|
CA (1) | CA672437A (en) |
-
0
- CA CA672437A patent/CA672437A/en not_active Expired
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