CA382945A - Matiere a filtrer l'air - Google Patents

Matiere a filtrer l'air

Info

Publication number: CA382945A
Authority: CA; Canada
Prior art keywords: filtering material; air filtering; air; filtering
Prior art date: 1939-07-25
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

CA382945A

Other languages

English (en)

Inventor

J. Billings Howard

C. Crocker Ernest

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.)

Arthur D Little Inc

Original Assignee

Arthur D Little Inc

Publication date

1939-07-25

1939-07-25 Application granted granted Critical

1939-07-25 Publication of CA382945A publication Critical patent/CA382945A/fr

Status Expired legal-status Critical Current

Links

238000001914 filtration Methods 0.000 title 1

CA382945A Matiere a filtrer l'air Expired CA382945A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA382945T

Publications (1)

Publication Number	Publication Date
CA382945A true CA382945A (fr)	1939-07-25

Family

ID=35388177

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA382945A Expired CA382945A (fr)			Matiere a filtrer l'air

Country Status (1)

Country	Link
CA (1)	CA382945A (fr)

0
- CA CA382945A patent/CA382945A/fr not_active Expired

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