CA210881A - Air cleaning device - Google Patents

Air cleaning device

Info

Publication number
CA210881A
CA210881A CA210881A CA210881DA CA210881A CA 210881 A CA210881 A CA 210881A CA 210881 A CA210881 A CA 210881A CA 210881D A CA210881D A CA 210881DA CA 210881 A CA210881 A CA 210881A
Authority
CA
Canada
Prior art keywords
cleaning device
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
CA210881A
Other languages
French (fr)
Inventor
Hastings Garner Herman
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 CA210881A publication Critical patent/CA210881A/en
Expired legal-status Critical Current

Links

CA210881A Air cleaning device Expired CA210881A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA210881T

Publications (1)

Publication Number Publication Date
CA210881A true CA210881A (en) 1921-04-26

Family

ID=35104660

Family Applications (1)

Application Number Title Priority Date Filing Date
CA210881A Expired CA210881A (en) Air cleaning device

Country Status (1)

Country Link
CA (1) CA210881A (en)

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