Vinton, Iowa
United States
2
2019-02-14
The entities that hold a legal rights for patent applications filed by inventor Hamling Mark:
Mark Hamling from Vinton, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Method and apparatus for real-time adjustment of the size and drainage tile capacity of drainage tile spools and for utilizing the same
#2 | 2016-04-21Method and apparatus for real-time adjustment of the size and drainage tile capacity of drainage tile spools and for utilizing the same
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