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. 17, 1991
Filed:
Jun. 20, 1990
Applicant:
Inventor:
Naoyuki Okada, Kanagawa, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04M / ; H04M / ;
U.S. Cl.
CPC ...
379164 ; 379173 ; 379373 ;
Abstract
A communication terminal apparatus is used in a network system in which a sub address is affixed to a subscriber apparatuses from each other. A proper incoming call indicating tone is registered beforehand in correspondence with a sub address, and an incoming call indicating tone which has been registered in accordance with the sub address is output when a terminating call is received. In consequence, a called terminal can be discriminated by the incoming call indicating tone. Further, a desired incoming call terminating tone can be heard.