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.
Patent No.:
Date of Patent:
Dec. 06, 1983
Filed:
Oct. 01, 1980
Applicant:
Inventors:
Assignee:
Fujitsu Limited, Kawasaki, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J / ; H04Q / ; H04M / ;
U.S. Cl.
CPC ...
370 62 ; 179 / ;
Abstract
An electronic exchange of the time division system type or the space division system type, employing electronic contacts, in which a U-junctor is connected to the switching network of the electronic exchange. The switching network program for controlling the connection of the switching network regards the U-junctor as a combination of an outgoing and an incoming trunk. The connection between the trunks, between subscribers or between each subscriber and each trunk in a special calling service is controlled by using the U-junctor and the switching network.
Kojima, Takuhito. (1983). Network connection system (U.S. Patent No. 4419753). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4419753
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile