chromium - 22-5-2006 at 03:57
All US patents starting from very first can be viewed at http://patft.uspto.gov/netahtml/PTO/search-bool.html
Anyone knows site where very old DRP-s are archived? (DRP stands for Deutsche Reichspatent)
[Edited on 22-5-2006 by chromium]
DrP - 23-5-2006 at 08:16
Are old DRP -s available?
Depends on whos asking - 
Anyway, i'm not that old! 
(sorry - I couldn't resist it)
[Edited on 23-5-2006 by DrP]
PAC - 23-5-2006 at 10:46
make a search on http://depatisnet.dpma.de/