[NSRCA-discussion] Perry Pump Patent

[Duane Beck]

... or just google "patent 3967606" and it's the first link.
http://www.google.com/patents?vid=USPAT3967606

> BTW - If you are interested, do a google patent search (google ->
> click more -> click even more -> look for patents) for patent
> 3967606.  It's the original Perry patent and has a really nice
> exploded and cut away drawings of the pump...enjoy.