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:
Feb. 21, 1989

Filed:

Nov. 20, 1987
Applicant:
Inventor:

Hiroyuki Satou, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ;
U.S. Cl.
CPC ...
355129 ; 355 74 ;
Abstract

A masking device for use in photographic printing, disposed between a photographic printing light source and a lengthwise sheet of photosensitive medium and adapted to define the printing area, in which a pair of widthwise-end mask members are supported on a pair of moving bases capable of moving in the widthwise direction of the photosensitive medium so that the widthwise-end mask members can move toward or away from each other to a predetermined extent, thereby enabling printing of either of framed and non-framed images.


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