CA402580A - Appareil a filtrer l'air - Google Patents

Appareil a filtrer l'air

Info

Publication number
CA402580A
CA402580A CA402580A CA402580DA CA402580A CA 402580 A CA402580 A CA 402580A CA 402580 A CA402580 A CA 402580A CA 402580D A CA402580D A CA 402580DA CA 402580 A CA402580 A CA 402580A
Authority
CA
Canada
Prior art keywords
cleaning apparatus
air cleaning
air
cleaning
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
CA402580A
Other languages
English (en)
Inventor
Neumann Willy
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
Application granted granted Critical
Publication of CA402580A publication Critical patent/CA402580A/fr
Expired legal-status Critical Current

Links

CA402580A Appareil a filtrer l'air Expired CA402580A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA402580T

Publications (1)

Publication Number Publication Date
CA402580A true CA402580A (fr) 1942-01-27

Family

ID=35413026

Family Applications (1)

Application Number Title Priority Date Filing Date
CA402580A Expired CA402580A (fr) Appareil a filtrer l'air

Country Status (1)

Country Link
CA (1) CA402580A (fr)

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