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From: Allen Thomson (thomsona@flash.net)
Subject: Re: LES-8/9 : semistealthy?
Newsgroups: sci.space.history
Date: 2000/10/13



In article <8s64ks$5hq$1@Masala.CC.UH.EDU>,


  sjforsbe@Bayou.UH.EDU (Steven James Forsberg) wrote:



> : It also represents the fifth or sixth confirmed or reasonably
> : believable report of low-observable satellite studies, technology
> : development efforts or actual programs stretching from the early
> : 1960's to ca. 1990.


>  Were you familiar with some of the patent history? IIRC
> about 1971 was the filing datae for #6,107,952
   [ http://www.delphion.com/details?pn=US06107952__ ]
> titled "Crossed Skirt
> AntiRadar Screen Structure for Space Vehicles". I don't recall the
> inventor bu the assignee, according to my notes, is TRW. In the late
> 60s there were two systems patented that used "a plurality of
> overlapping biconvex lenses", one of them was inflatable. There were
> a couple of other patents cited, but I didn't look at them.


I'd known about 5,345,238
(http://www.delphion.com/details?pn=US05345238__ )
from 1990, but the ones you cite are new to me. Thanks much.


If you could find the patent numbers for the biconvex ones, I'd
appreciate it, as I couldn't locate them in a patent search.


(The antiradar screen is admirably UFO-like in appearance.  ;-) )