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Bernard Howder Phones & Addresses

  • 3014 Duncan Dr, Hyattsville, MD 20783 (301) 434-2513 (301) 434-7954
  • Adelphi, MD

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Biotechnology

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Bernard Howder Photo 1

Bernard Howder

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Location:
Washington D.C. Metro Area
Industry:
Biotechnology

Publications

Us Patents

Clearing Obstacles

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US Patent:
H002039, Aug 6, 2002
Filed:
Jul 18, 1997
Appl. No.:
08/896922
Inventors:
William H. Holt - Fredericksburg VA
Alexander G. Rozner - Potomac MD
Bernard P. Howder - Adelphi MD
Assignee:
The United States of America as represented by the Secretary of the Navy - Washington DC
International Classification:
F42B 102
US Classification:
102307, 102309, 102357, 102504, 102505, 102524
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.

Breeching Device

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US Patent:
55245463, Jun 11, 1996
Filed:
Jun 30, 1995
Appl. No.:
8/497588
Inventors:
Alexander G. Rozner - Potomac MD
Bernard P. Howder - Adelphi MD
Assignee:
The United States of America as represented by the Secretary of the Navy - Washington DC
International Classification:
F42D 500
F42B 102
US Classification:
102303
Abstract:
A breaching device comprising a regular polygon structure in which identi, rectangular, concave flying plate devices (shape charges) form the sides of the polygon, and a strong, rigid, lightweight structure holds the flying plate devices in position. The flying plate devices are identical and comprise a copper or copper alloy plate having a uniform thickness and a concave front face, a uniform elastomeric material layer attached to and covering the back convex surface of the metal plate, and a uniform layer of high energy plastic-bonded explosive covering the back of the layer of elastomeric material. The flying plate devices are oriented so that when simultaneously fired they fly in trajectories that are parallel to each other and perpendicular to the plane of the polygon.
Bernard P Howder from Adelphi, MDDeceased Get Report