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:
May. 31, 1977
Filed:
Nov. 26, 1975
Applicant:
Inventor:
Charles J Leonhart, Carol Stream, IL (US);
Assignee:
Nuarc Company, Inc., Chicago, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03B / ; A47H / ;
U.S. Cl.
CPC ...
355 27 ; 1602 / ;
Abstract
A portable processing station comprising an enclosure having a bottom wall, a top wall, a pair of side walls, a rear wall and a front wall defining an entrance opening, said walls being formed of strong, thin sheet material with integral flange means for joining adjacent ends of said walls forming light tight joints therebetween, a light tight entrance curtain for opening and closing said entrance and means for causing a flow of ventilating air through said enclosure when said entrance curtain is closed.