CA803257A - Tobacco smoke filters - Google Patents

Tobacco smoke filters

Info

Publication number: CA803257A
Authority: CA; Canada
Prior art keywords: tobacco smoke; smoke filters; filters; tobacco; smoke
Prior art date: 1969-01-07
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

CA803257A

Inventor

E. Tholstrup Clarence

E. Kiefer John

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.)

Eastman Kodak Co

Original Assignee

Eastman Kodak Co

Publication date

1969-01-07

1969-01-07 Application granted granted Critical

1969-01-07 Publication of CA803257A publication Critical patent/CA803257A/en

Status Expired legal-status Critical Current

Links

CA803257A Tobacco smoke filters Expired CA803257A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA803257T

Publications (1)

Publication Number	Publication Date
CA803257A true CA803257A (en)	1969-01-07

Family

ID=36271301

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA803257A Expired CA803257A (en)			Tobacco smoke filters

Country Status (1)

Country	Link
CA (1)	CA803257A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5495859A (en) *	1993-04-14	1996-03-05	1149235 Ontario Inc.	Cigarette smoke filter system

0
- CA CA803257A patent/CA803257A/en not_active Expired

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5495859A (en) *	1993-04-14	1996-03-05	1149235 Ontario Inc.	Cigarette smoke filter system
US5497791A (en) *	1993-04-14	1996-03-12	114935 Ontario Inc.	Smoker's accessory
US5638833A (en) *	1993-04-14	1997-06-17	1149235 Ontario Inc.	Cigarette smoke filter system
US5752527A (en) *	1993-04-14	1998-05-19	Ontario Inc.	Smoker's accessory

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