Calgary
Canada
4
2016-12-08
The entities that hold a legal rights for patent applications filed by inventor Krawchuk Alan:
Alan Krawchuk from Calgary, CA has applied for patents for these inventions. The list has both pending applications and granted patents:
Drilling rig equipment platform
#2 | 2015-06-18DRILLING WASTE RECEIVING ASSEMBLY
#3 | 2015-03-26METHOD OF AND APPARATUS FOR DISPOSING OF DRILLING WASTE
#4 | 2015-03-26Drilling rig equipment platform
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