The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jul. 05, 1983

Filed:

Mar. 24, 1980
Applicant:
Inventors:

Graham Neathway, Ottawa, CA;

Allan Cramp, Stittsville, CA;

Albert Hum, Nepean, CA;

Assignee:

Mitel Corporation, Ontario, CA;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
364900 ; 179 / ;
Abstract

A printer control system which facilitates monitoring of a telephone line and recognition of a predetermined series of digits as they are being dialed. An alphanumeric display displays the digits printed by a printer and which otherwise would be hidden by the printer until the complete number has been dialed and/or the call terminated. The system automatically monitors a subscriber's line, and provides an alarm when a predetermined sequence of digits have been dialed, allowing the operator to divert his attention to other tasks.


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