CA180541A - Filtering material - Google Patents

Filtering material

Info

Publication number
CA180541A
CA180541A CA000180541A CA180541DA CA180541A CA 180541 A CA180541 A CA 180541A CA 000180541 A CA000180541 A CA 000180541A CA 180541D A CA180541D A CA 180541DA CA 180541 A CA180541 A CA 180541A
Authority
CA
Canada
Prior art keywords
filtering material
filtering
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
CA000180541A
Other languages
French (fr)
Inventor
John Joseph Berrigan
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA180541A publication Critical patent/CA180541A/en
Expired legal-status Critical Current

Links

CA000180541A 1917-08-13 1917-08-13 Filtering material Expired CA180541A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA180541T 1917-08-13

Publications (1)

Publication Number Publication Date
CA180541A true CA180541A (en) 1917-11-20

Family

ID=45300194

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000180541A Expired CA180541A (en) 1917-08-13 1917-08-13 Filtering material

Country Status (1)

Country Link
CA (1) CA180541A (en)

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