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:
Aug. 06, 2002

Filed:

Jul. 18, 1997
Applicant:
Inventors:

William H. Holt, Fredericksburg, VA (US);

Alexander G. Rozner, Potomac, MD (US);

Bernard P. Howder, Adelphi, MD (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F42B 1/02 ;
U.S. Cl.
CPC ...
F42B 1/02 ;
Abstract

System for clearing both light and heavy obstacles, in which one or more flying metal plates are propelled against heavy obstacles by explosive forces which also expand a folded continous rod member into a curvilinear, generally annular configuration that cuts through light obstacles such as concertina wire in the process of unfolding.


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