CA872594A - Valve controlled filter change indicator - Google Patents

Valve controlled filter change indicator

Info

Publication number
CA872594A
CA872594A CA872594A CA872594DA CA872594A CA 872594 A CA872594 A CA 872594A CA 872594 A CA872594 A CA 872594A CA 872594D A CA872594D A CA 872594DA CA 872594 A CA872594 A CA 872594A
Authority
CA
Canada
Prior art keywords
valve controlled
change indicator
filter change
controlled filter
indicator
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
CA872594A
Inventor
H. Tennis Francis
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.)
Koehring Co
Original Assignee
Koehring Co
Publication date
Application granted granted Critical
Publication of CA872594A publication Critical patent/CA872594A/en
Expired legal-status Critical Current

Links

CA872594A Valve controlled filter change indicator Expired CA872594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA872594T

Publications (1)

Publication Number Publication Date
CA872594A true CA872594A (en) 1971-06-08

Family

ID=36358575

Family Applications (1)

Application Number Title Priority Date Filing Date
CA872594A Expired CA872594A (en) Valve controlled filter change indicator

Country Status (1)

Country Link
CA (1) CA872594A (en)

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