CA660642A - Tobacco smoke filter - Google Patents

Tobacco smoke filter

Info

Publication number
CA660642A
CA660642A CA660642A CA660642DA CA660642A CA 660642 A CA660642 A CA 660642A CA 660642 A CA660642 A CA 660642A CA 660642D A CA660642D A CA 660642DA CA 660642 A CA660642 A CA 660642A
Authority
CA
Canada
Prior art keywords
tobacco smoke
smoke filter
filter
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
Application number
CA660642A
Inventor
A. Whitmore Robert
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.)
USM Ltd
Original Assignee
United Shoe Machinery Company of Canada
Publication date
Application granted granted Critical
Publication of CA660642A publication Critical patent/CA660642A/en
Expired legal-status Critical Current

Links

CA660642A Tobacco smoke filter Expired CA660642A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA660642T

Publications (1)

Publication Number Publication Date
CA660642A true CA660642A (en) 1963-04-02

Family

ID=35954751

Family Applications (1)

Application Number Title Priority Date Filing Date
CA660642A Expired CA660642A (en) Tobacco smoke filter

Country Status (1)

Country Link
CA (1) CA660642A (en)

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