FR1497290A - Variable quantity control device - Google Patents

Variable quantity control device

Info

Publication number
FR1497290A
FR1497290A FR81144A FR81144A FR1497290A FR 1497290 A FR1497290 A FR 1497290A FR 81144 A FR81144 A FR 81144A FR 81144 A FR81144 A FR 81144A FR 1497290 A FR1497290 A FR 1497290A
Authority
FR
France
Prior art keywords
control device
variable quantity
quantity control
variable
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
FR81144A
Other languages
French (fr)
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
Application filed by Johnson Service Co filed Critical Johnson Service Co
Priority to FR81144A priority Critical patent/FR1497290A/en
Application granted granted Critical
Publication of FR1497290A publication Critical patent/FR1497290A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B29/00—Checking or monitoring of signalling or alarm systems; Prevention or correction of operating errors, e.g. preventing unauthorised operation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
FR81144A 1965-10-22 1966-10-21 Variable quantity control device Expired FR1497290A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR81144A FR1497290A (en) 1965-10-22 1966-10-21 Variable quantity control device

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50095565A 1965-10-22 1965-10-22
FR81144A FR1497290A (en) 1965-10-22 1966-10-21 Variable quantity control device

Publications (1)

Publication Number Publication Date
FR1497290A true FR1497290A (en) 1967-10-06

Family

ID=26173859

Family Applications (1)

Application Number Title Priority Date Filing Date
FR81144A Expired FR1497290A (en) 1965-10-22 1966-10-21 Variable quantity control device

Country Status (1)

Country Link
FR (1) FR1497290A (en)

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