[LargeFormat] Wollensak Studio Shutter

[Les Newcomer]

On the lens  "pat Mar 12 1907"

in my files:  #  846,540

On the web:

http://patft.uspto.gov/netacgi/nph-Parser? 
Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=/netahtml/ 
srchnum.htm&r=1&f=G&l=50&s1=846,540.WKU.&OS=PN/846,540&RS=PN/846,540


click on "images"


Les




On Nov 22, 2005, at 10:37 PM, Richard Knoppow wrote:

>  Does anyone on the list have a lens in a Wollensak Studio Shutter? If  
> so, does it have any patent numbers on it, I would like to have them.  
> I suspect that its old enough to have only a patent date but not the  
> actual number or numbers. I am trying to find out more about how these  
> things are acutally constructed.
>
> ---
> Richard Knoppow
> Los Angeles, CA, USA
> dickburk at ix.netcom.com
> _______________________________________________
> LargeFormat mailing list
> LargeFormat at f32.net
> http://www.pairlist.net/mailman/listinfo/largeformat
>