Brookings, South Dakota
United States
4
2014-10-02
The entities that hold a legal rights for patent applications filed by inventor Luetzow Edwin J.:
Edwin J. Luetzow from Brookings, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Multiple direction railroad gate release mechanism
#2 | 2013-02-07Multiple direction railroad gate release mechanism
#3 | 2012-08-14Multiple direction railroad gate release mechanism
#4 | 2011-05-19System and method for servicing a breakaway gate
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