Lorain, Ohio
United States
3
2017-03-23
The entities that hold a legal rights for patent applications filed by inventor Freeman Douglas E.:
Douglas E. Freeman from Lorain, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Light weight thermoplastic flex foam and hybrid duct system
#2 | 2013-10-24Method of forming a light weight thermoplastic flex foam and hybrid duct system
#3 | 2008-12-18Light weight thermoplastic flex foam and hybrid duct system
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