Fredericton
Canada
3
2022-08-18
The entities that hold a legal rights for patent applications filed by inventor Evans Darin:
Darin Evans from Fredericton, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Cover for a Segmented Biogas Reservoir
#2 | 2019-11-14Cover for a Segmented Biogas Reservoir
#3 | 2009-03-26Movable agricultural reservoir cover with hatch, and a method for liquefying a content of an agricultural reservoir
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