Search
Images
Maps
Play
YouTube
News
Gmail
Drive
More
»
Advanced Patent Search
|
Plain text
|
Web History
|
Sign in
Advanced Patent Search
Patents
A telephone reservation-processing system, which comprises:...
http://www.google.com/patents/US4255619?utm_source=gb-gplus-share
Patent US4255619 - Telephone reservation-processing system
Telephone reservation-processing system
Hideo Saito
Overview
Abstract
Drawings
Description
Claims
Patent number
: 4255619
Filing date
: Sep 5, 1979
Issue date
: Mar 10, 1981
Plain text
PDF
