Saint John, Indiana
United States
4
2011-11-03
The entities that hold a legal rights for patent applications filed by inventor Ring Michael:
Michael Ring from Saint John, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Parking brake assembly for railway vehicle brake system
#2 | 2011-10-27Parking brake assembly for railway vehicle brake system
#3 | 2011-10-27Parking brake assembly for railway vehicle brake system
#4 | 2008-07-31Parking brake assembly for railway vehicle brake system
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