CA983344A - Diaphragm valve apparatus and control systems employing such valve apparatus - Google Patents

Diaphragm valve apparatus and control systems employing such valve apparatus

Info

Publication number
CA983344A
CA983344A CA211,608A CA211608A CA983344A CA 983344 A CA983344 A CA 983344A CA 211608 A CA211608 A CA 211608A CA 983344 A CA983344 A CA 983344A
Authority
CA
Canada
Prior art keywords
valve apparatus
control systems
systems employing
diaphragm
diaphragm valve
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
CA211,608A
Other versions
CA211608S (en
Inventor
Adolph J. Hilgert
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.)
Johnson Service Co
Original Assignee
Johnson Service Co
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
Priority claimed from CA162,181A external-priority patent/CA981559A/en
Application filed by Johnson Service Co filed Critical Johnson Service Co
Priority to CA211,608A priority Critical patent/CA983344A/en
Application granted granted Critical
Publication of CA983344A publication Critical patent/CA983344A/en
Expired legal-status Critical Current

Links

CA211,608A 1972-02-01 1974-10-17 Diaphragm valve apparatus and control systems employing such valve apparatus Expired CA983344A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA211,608A CA983344A (en) 1972-02-01 1974-10-17 Diaphragm valve apparatus and control systems employing such valve apparatus

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US22260372A 1972-02-01 1972-02-01
CA162,181A CA981559A (en) 1972-02-01 1973-01-26 Diaphragm valve apparatus and control systems employing such valve apparatus
CA211,608A CA983344A (en) 1972-02-01 1974-10-17 Diaphragm valve apparatus and control systems employing such valve apparatus

Publications (1)

Publication Number Publication Date
CA983344A true CA983344A (en) 1976-02-10

Family

ID=27162555

Family Applications (1)

Application Number Title Priority Date Filing Date
CA211,608A Expired CA983344A (en) 1972-02-01 1974-10-17 Diaphragm valve apparatus and control systems employing such valve apparatus

Country Status (1)

Country Link
CA (1) CA983344A (en)

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