CA694602A - Centralized zone control system - Google Patents

Centralized zone control system

Info

Publication number
CA694602A
CA694602A CA694602A CA694602DA CA694602A CA 694602 A CA694602 A CA 694602A CA 694602 A CA694602 A CA 694602A CA 694602D A CA694602D A CA 694602DA CA 694602 A CA694602 A CA 694602A
Authority
CA
Canada
Prior art keywords
control system
zone control
centralized zone
centralized
zone
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
CA694602A
Inventor
D. Hailes William
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.)
SPX Corp
Original Assignee
William D Hailes
General Signal Corp
Publication date
Application granted granted Critical
Publication of CA694602A publication Critical patent/CA694602A/en
Expired legal-status Critical Current

Links

CA694602A Centralized zone control system Expired CA694602A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA694602T

Publications (1)

Publication Number Publication Date
CA694602A true CA694602A (en) 1964-09-22

Family

ID=36004856

Family Applications (1)

Application Number Title Priority Date Filing Date
CA694602A Expired CA694602A (en) Centralized zone control system

Country Status (1)

Country Link
CA (1) CA694602A (en)

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