CA317725A - Tobacco smoke filtering substance - Google Patents

Tobacco smoke filtering substance

Info

Publication number: CA317725A
Authority: CA; Canada
Prior art keywords: tobacco smoke; smoke filtering; filtering substance; substance; tobacco
Prior art date: 1931-12-01
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

CA317725A

Other languages

French (fr)

Inventor

Lorand Osvald

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.)

Individual

Original Assignee

Individual

Publication date

1931-12-01

1931-12-01 Application granted granted Critical

1931-12-01 Publication of CA317725A publication Critical patent/CA317725A/en

Status Expired legal-status Critical Current

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA317725T

Publications (1)

Publication Number	Publication Date
CA317725A true CA317725A (en)	1931-12-01

Family

ID=35278281

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA317725A Expired CA317725A (en)			Tobacco smoke filtering substance

Country Status (1)

Country	Link
CA (1)	CA317725A (en)

0
- CA CA317725A patent/CA317725A/en not_active Expired

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