CA489243A - Control apparatus - Google Patents

Control apparatus

Info

Publication number
CA489243A
CA489243A CA489243A CA489243DA CA489243A CA 489243 A CA489243 A CA 489243A CA 489243 A CA489243 A CA 489243A CA 489243D A CA489243D A CA 489243DA CA 489243 A CA489243 A CA 489243A
Authority
CA
Canada
Prior art keywords
control apparatus
control
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
CA489243A
Other languages
French (fr)
Inventor
Louis Borell George
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.)
Ecolab Inc
Original Assignee
Economics Laboratory Inc
Publication date
Application granted granted Critical
Publication of CA489243A publication Critical patent/CA489243A/en
Expired legal-status Critical Current

Links

CA489243A Control apparatus Expired CA489243A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA489243T

Publications (1)

Publication Number Publication Date
CA489243A true CA489243A (en) 1952-12-30

Family

ID=35628969

Family Applications (1)

Application Number Title Priority Date Filing Date
CA489243A Expired CA489243A (en) Control apparatus

Country Status (1)

Country Link
CA (1) CA489243A (en)

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