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.:

US 6752057 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 22, 2004

Filed:

Mar. 26, 2002
Applicant:
Inventor:

Wan-Young Oh, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B26D 5/08 ; B26F 1/14 ;
U.S. Cl.
CPC ...
B26D 5/08 ; B26F 1/14 ;
Abstract

A device for blanking out patterns of various letters such as Alphabet or figures in a board such as paper includes a housing having a guide groove and through holes on an upper surface thereof, an upper plate having upper pattern holes faced with the through holes, a punch member interposed between the housing and the upper plate, a lower plate combined under the upper plate and having lower pattern patterns faced with the upper pattern holes on an upper surface thereof, a guide rail provided at an upper portion of the housing, and a push handle sliding along the guide rail.


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