CA438844A - Element de filtre - Google Patents

Element de filtre

Info

Publication number
CA438844A
CA438844A CA438844A CA438844DA CA438844A CA 438844 A CA438844 A CA 438844A CA 438844 A CA438844 A CA 438844A CA 438844D A CA438844D A CA 438844DA CA 438844 A CA438844 A CA 438844A
Authority
CA
Canada
Prior art keywords
filter unit
filter
unit
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
CA438844A
Other languages
English (en)
Inventor
Walbridge Briggs Southwick
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 CA438844A publication Critical patent/CA438844A/fr
Expired legal-status Critical Current

Links

CA438844A Element de filtre Expired CA438844A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA438844T

Publications (1)

Publication Number Publication Date
CA438844A true CA438844A (fr) 1946-12-31

Family

ID=35554078

Family Applications (1)

Application Number Title Priority Date Filing Date
CA438844A Expired CA438844A (fr) Element de filtre

Country Status (1)

Country Link
CA (1) CA438844A (fr)

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