Elyria, Ohio
United States
5
2013-02-12
The entities that hold a legal rights for patent applications filed by inventor Laing David A.:
David A. Laing from Elyria, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Scraper adjustment mechanism and method
#2 | 2009-12-17Solid separator
#3 | 2007-05-24Scraper adjustment mechanism and method
#4 | 2005-03-03High debris content strainer
#5 | 2005-03-01Self-cleaning water filter
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