Cob: Re: Underground Cob

[Amanda Peck]

Ed Raduazo suggested that we try the patent office at this URL:
http://164.195.100.11/netahtml/search-adv.htm
It works!  But you need to be sure to use the prefixes in the table below. 
which I hadn't realized when I first tried with his name.

TTL/(bentonite and waterproofing)  gives you four hits. I'm not sure what 
prefix to use for Ed Raduazo, though.



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