CA457851A - Air filter - Google Patents

Air filter

Info

Publication number
CA457851A
CA457851A CA457851A CA457851DA CA457851A CA 457851 A CA457851 A CA 457851A CA 457851 A CA457851 A CA 457851A CA 457851D A CA457851D A CA 457851DA CA 457851 A CA457851 A CA 457851A
Authority
CA
Canada
Prior art keywords
air filter
filter
air
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
CA457851A
Other languages
French (fr)
Inventor
Heather Frederick
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.)
RICHARD CRITTALL AND Co Ltd
Original Assignee
RICHARD CRITTALL AND Co Ltd
Publication date
Priority to CA457851T priority Critical
Application granted granted Critical
Publication of CA457851A publication Critical patent/CA457851A/en
Expired legal-status Critical Current

Links

CA457851A Air filter Expired CA457851A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA457851T

Publications (1)

Publication Number Publication Date
CA457851A true CA457851A (en) 1949-07-05

Family

ID=35575590

Family Applications (1)

Application Number Title Priority Date Filing Date
CA457851A Expired CA457851A (en) Air filter

Country Status (1)

Country Link
CA (1) CA457851A (en)

Similar Documents

Publication Publication Date Title
CA461528A (en) Air cleaner
CA457851A (en) Air filter
CA455075A (en) Filter
CA458337A (en) Filter
CA458338A (en) Filter
CA459327A (en) Filter
CA461554A (en) Filter
CA454764A (en) Filter
CA458139A (en) Filter
CA454560A (en) Filter
AU147835B2 (en) Filters
CA457439A (en) Game-piece
CA461391A (en) 4-mercaptobenzenesulphonamide
CA454475A (en) Piperazino-piperazine
CA458626A (en) Pulpstone
CA460673A (en) Dust filter
AU3041049A (en) Filters
CA458855A (en) Filtration
CA454169A (en) Filter system
CA459171A (en) Porous filter
CA460373A (en) Blower
CA455177A (en) Filter bag
CA456097A (en) Air compressor
CA458415A (en) Air compressor
AU141244B2 (en) Improvements in filters