CA653147A - Cigarette filters - Google Patents

Cigarette filters

Info

Publication number
CA653147A
CA653147A CA653147A CA653147DA CA653147A CA 653147 A CA653147 A CA 653147A CA 653147 A CA653147 A CA 653147A CA 653147D A CA653147D A CA 653147DA CA 653147 A CA653147 A CA 653147A
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
Application number
CA653147A
Inventor
T. Dunlap Donald
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.)
Celanese Corp
Original Assignee
Celanese Corp of America
Publication date
Application granted granted Critical
Publication of CA653147A publication Critical patent/CA653147A/en
Expired legal-status Critical Current

Links

CA653147A Cigarette filters Expired CA653147A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA653147T

Publications (1)

Publication Number Publication Date
CA653147A true CA653147A (en) 1962-11-27

Family

ID=35946466

Family Applications (1)

Application Number Title Priority Date Filing Date
CA653147A Expired CA653147A (en) Cigarette filters

Country Status (1)

Country Link
CA (1) CA653147A (en)

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