CA991292A - Sequential tone signalling system for centrally dispatched fleet - Google Patents

Sequential tone signalling system for centrally dispatched fleet

Info

Publication number
CA991292A
CA991292A CA253,648A CA235648A CA991292A CA 991292 A CA991292 A CA 991292A CA 235648 A CA235648 A CA 235648A CA 991292 A CA991292 A CA 991292A
Authority
CA
Canada
Prior art keywords
fleet
signalling system
tone signalling
sequential tone
dispatched
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
CA253,648A
Inventor
John R. Brocker
Ronald H. Chapman
Paul H. Jacobs
Ronald C. Johnson
Jerry R. Powell
Robert L. Peay
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.)
Motorola Solutions Inc
Original Assignee
Motorola Inc
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 CA179,952A external-priority patent/CA991291A/en
Application filed by Motorola Inc filed Critical Motorola Inc
Priority claimed from CA253,648A external-priority patent/CA1091788A/en
Application granted granted Critical
Publication of CA991292A publication Critical patent/CA991292A/en
Expired legal-status Critical Current

Links

CA253,648A 1972-10-04 1975-09-17 Sequential tone signalling system for centrally dispatched fleet Expired CA991292A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US29507472A 1972-10-04 1972-10-04
CA179,952A CA991291A (en) 1972-10-04 1973-08-28 Sequential tone signalling system for centrally dispatched fleet
CA253,648A CA1091788A (en) 1975-05-30 1976-05-28 Exhaust gas reaction control system

Publications (1)

Publication Number Publication Date
CA991292A true CA991292A (en) 1976-06-15

Family

ID=27163016

Family Applications (1)

Application Number Title Priority Date Filing Date
CA253,648A Expired CA991292A (en) 1972-10-04 1975-09-17 Sequential tone signalling system for centrally dispatched fleet

Country Status (1)

Country Link
CA (1) CA991292A (en)

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 19930615