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:
Jul. 27, 1976
Filed:
Jan. 16, 1975
Applicant:
Inventors:
Cornell S Marschalko, Arlington, VA (US);
George K Meszaros, Washington, DC (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B23K / ;
U.S. Cl.
CPC ...
2191 / ; 5121 / ;
Abstract
Apparatus for perforating contact lenses, including a laser, a hollow motor driven shaft connected to a vacuum pump for centering and holding the contact lens under the laser beam, crank means for adjusting the vertical and horizontal position of the contact lens with respect to the laser beam and automatic means for rotating said lens under said beam synchronously with the energization of said laser to effect production of a plurality of holes on said lens.