CA904705A - Tobacco-smoke filters - Google Patents

Tobacco-smoke filters

Info

Publication number
CA904705A
CA904705A CA904705A CA904705DA CA904705A CA 904705 A CA904705 A CA 904705A CA 904705 A CA904705 A CA 904705A CA 904705D A CA904705D A CA 904705DA CA 904705 A CA904705 A CA 904705A
Authority
CA
Canada
Prior art keywords
tobacco
smoke filters
smoke
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
Application number
CA904705A
Inventor
G. Horsewell Henry
W. C. Tolman Thomas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
British American Tobacco Investments Ltd
Original Assignee
British American Tobacco Co Ltd
Publication date
Application granted granted Critical
Publication of CA904705A publication Critical patent/CA904705A/en
Expired legal-status Critical Current

Links

CA904705A Tobacco-smoke filters Expired CA904705A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA904705T

Publications (1)

Publication Number Publication Date
CA904705A true CA904705A (en) 1972-07-11

Family

ID=36412534

Family Applications (1)

Application Number Title Priority Date Filing Date
CA904705A Expired CA904705A (en) Tobacco-smoke filters

Country Status (1)

Country Link
CA (1) CA904705A (en)

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