Thread: How to_BW Polaroid Emulsion
View Single Post
Old 06-21-2007, 03:18 AM   #17 (permalink)
Emulsion
 
Join Date: Jan 2007
Posts: 66
Default
Using the google patents site take a look at the following patents:

2686716
2565378

http://www.google.com/patents
Emulsion is offline   Reply With Quote Ignore this user Ignore this thread Ignore this forum