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:
Sep. 26, 1978
Filed:
Feb. 18, 1977
Applicant:
Inventors:
Assignee:
Olympus Optical Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
118648 ; 118661 ;
Abstract
A device for developing an electrostatic latent image produced on a record sheet by means of electrically charged particles dispersed in a developing liquid. The device comprises at least one pair of developing and squeezing rollers and a plate-shaped perforated fixed electrode. The rollers are arranged in a path along which travelled the record sheet and the fixed electrode is arranged in front and at the rear of the rollers.